Covey, Stephen R., author
The 8th Habit DVD : from effectiveness to greatness
Free Press, 2005
 Multimedia
Covey, Stephen R., author
The 8th habit : melampaui efektivitas, menggapai keagungan = The 8th habit
Gramedia, 2005
 Buku Teks
Clear, James, author
The Habit Journal
Gramedia Pusaka Utama, 2022
 Buku Teks
Sincero, Jen, author
You are a Badass : How to Stop Doubting Your Greatness and Start Living an Awesome Life
Running Press, 2017
 Buku Teks
Johnson, David W., 1940-, author
Reaching out: interpersonal effectiveness and self-actualization
Prentice Hall Internasional, 1990
 Buku Teks
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