Gaya APA
DURAND, V, M. et al (2019).
Essentials of abnormal psychology (8rd ed.).
Pasific Grove, CA:
Wadsworth-Thomson Learning.
Gaya MLA
DURAND, V., Mark. et al.
"Essentials of abnormal psychology".
8rd ed.
Pasific Grove, CA:
Wadsworth-Thomson Learning,
2019.
Buku.