Gaya APA
Levy, J, B, D, M. (2002).
How to persuade people, who don't want to be persuaded (Cetakan Pertama).
Bandung:
Salamadani.
Gaya MLA
Levy, Joel, Bauer, Dan, Mark.
"How to persuade people, who don't want to be persuaded".
Cetakan Pertama
Bandung:
Salamadani,
2002.
Text.