Gaya APA
Calloway, J.
(2018).
Keep It Simple: Unclutter Your Mind to Uncomplicate Your Life
.
Naperville:
Simple Truths.
Gaya MLA
Calloway, Joe.
"Keep It Simple: Unclutter Your Mind to Uncomplicate Your Life".
Naperville:
Simple Truths,
2018.
book.