Gaya APA
CHAPMAN, G. (2010).
The 5 Love Languages: The Secret To Love That Lasts (Cetakan ke-1).
Chicago:
Northfield Publishing.
Gaya MLA
CHAPMAN, Gary.
"The 5 Love Languages: The Secret To Love That Lasts".
Cetakan ke-1
Chicago:
Northfield Publishing,
2010.
Text.