Gaya APA
Sundeen, G., W., S., J. (1991).
PRINCIPLES AND PRACTICE OF PSYCHIATRIC NURSING (fourth edition).
New York:
Mosby.
Gaya MLA
Sundeen, Gail, W.Stuart,, Sandra, J..
"PRINCIPLES AND PRACTICE OF PSYCHIATRIC NURSING".
fourth edition
New York:
Mosby,
1991.
Buku Inti.