Gaya APA
Nelson, J, C., Greenfeld, D. (1985).
Psychiatry: Pre Test Self-Assessment and Review (3rd ed).
New York:
Mc Graw-Hill.
Gaya MLA
Nelson, J., Craig., Greenfeld, David.
"Psychiatry: Pre Test Self-Assessment and Review".
3rd ed
New York:
Mc Graw-Hill,
1985.
print.