Raymond F. Collins Books

Christian Morality

By Raymond F. Collins

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Introduction to the New Testament

By Raymond F. Collins

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Introduction to the New Testament

By Raymond F. Collins

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Introduction to the New Testament

By Raymond Collins

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"...destined to be a standard text and reference book in Catholic circles for many years to come" --EmmanuelPublished to widespread critical acclaim, this is an impressive and sweeping study of the...

1 2 Timothy and Titus

By Raymond F. Collins

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These Things Have Been Written

By Raymond F. Collins

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Preaching the Epistles

By Raymond F. Collins

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Letters That Paul Did Not Write Good News Studies

By Raymond F. Collins

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John and his witness

By Raymond F. Collins

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Accompanied by a believing wife

By Raymond F. Collins

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What light does the New Testament shed on the practice of celibacy for the sake of the kingdom? In his newest work, renowned Scripture scholar Raymond F. Collins turns his attention to the question...

How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.