Gaya APA
Johns,{et.all], E., B. (1962).
Health for effective living A basic health-science text for college students .
New York:
Mc Graw Hill.
Gaya MLA
Johns,{et.all], E., B..
Health for effective living A basic health-science text for college students.
New York:
Mc Graw Hill,
1962.
Lawas.