Gaya APA
Carnegie, D. (2007).
Hidup Tanpa cemas : How to stop worrying and start living. .
Thousand Oaks, California:
Media Sukses.
Gaya MLA
Carnegie, Dale.
"Hidup Tanpa cemas : How to stop worrying and start living.".
Thousand Oaks, California:
Media Sukses,
2007.
Text.