Gaya APA
Merrill, R, M. (2010).
Reproductive epidemiology : Principles and methods (22th ed).
Singapore:
Jones Batlet Publiser.
Gaya MLA
Merrill, Ray, M..
"Reproductive epidemiology : Principles and methods".
22th ed
Singapore:
Jones Batlet Publiser,
2010.
Monograf.