by Stephen R. Covey
Paperback
details (USA).
(see also: Audio Cassette · Audio Cassette · eBook (Kindle))
details (UK).
(see also: Audible Audiobook · eBook (Kindle) · CD-ROM)
details (Germany).
(see also: Kindle Ausgabe · Audible Hörbuch · MP3 CD)
details (Canada).
(see also: Audio CD · eBook (Kindle) · Audible Audiobook)
ISBN: 978-0-307-44085-3
ISBN-10: 0-307-44085-0
St. Martin's Griffin · 1997