git: d95da68f2e - main - handbook/preface: more information about Handbook 3rd printed version

The branch main has been updated by blackend:

URL: https://cgit.FreeBSD.org/doc/commit/?id=d95da68f2e546f5c9daa0c22651eb061a689f0fe

commit d95da68f2e546f5c9daa0c22651eb061a689f0fe
Author:     Marc Fonvieille <blackend@FreeBSD.org>
AuthorDate: 2022-05-21 10:48:33 +0000
Commit:     Marc Fonvieille <blackend@FreeBSD.org>
CommitDate: 2022-05-21 10:48:33 +0000

    handbook/preface: more information about Handbook 3rd printed version
    
    Mention both volumes and their ISBN.
---
 documentation/content/en/books/handbook/preface/_index.adoc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/documentation/content/en/books/handbook/preface/_index.adoc b/documentation/content/en/books/handbook/preface/_index.adoc
index 0ef40b5af9..07a2ad9a5d 100644
--- a/documentation/content/en/books/handbook/preface/_index.adoc
+++ b/documentation/content/en/books/handbook/preface/_index.adoc
@@ -295,3 +295,5 @@ In particular, BSDi (subsequently acquired by http://www.windriver.com[Wind Rive
 Wind River Systems then paid several additional authors to make a number of improvements to the print-output infrastructure and to add additional chapters to the text.
 This work culminated in the publication of the second printed edition in November 2001 (ISBN 1-57176-303-1).
 In 2003-2004, http://www.freebsdmall.com[FreeBSD Mall, Inc], paid several contributors to improve the Handbook in preparation for the third printed edition.
+The third printed edition has been split into two volumes.
+Both volumes have been published as The FreeBSD Handbook 3rd Edition Volume 1: User Guide (ISBN 1-57176-327-9) and The FreeBSD Handbook 3rd Edition Volume 2: Administrators Guide (ISBN 1-57176-328-7).