Gaya APA
Marvin, R, L., Dignan, M.
(1984, 1980, 1976).
Life & Health
(
Fourth Edition)
.
America:
Random House, Inc.
Gaya MLA
Marvin, R., Levy,., Dignan, Mark.
"Life & Health".
Fourth Edition
America:
Random House, Inc,
1984, 1980, 1976.
Text.