Gaya APA
Friedman, Gary D.. (1974).
Primer Of Epidemiology .
New York:
McGraw-Hill Book Company.
Gaya Chicago
Friedman, Gary D..
Primer Of Epidemiology.
New York:
McGraw-Hill Book Company,
1974.
Text.
Gaya MLA
Friedman, Gary D..
Primer Of Epidemiology.
New York:
McGraw-Hill Book Company,
1974.
Text.
Gaya Turabian
Friedman, Gary D..
Primer Of Epidemiology.
New York:
McGraw-Hill Book Company,
1974.
Print.