Gaya APA
Ehrlich, Paul R., McGRATH, John C.. (1973).
Introductory Biology .
New York:
McGraw Hill Book Company.
Gaya Chicago
Ehrlich, Paul R., McGRATH, John C..
Introductory Biology.
New York:
McGraw Hill Book Company,
1973.
Teks.
Gaya MLA
Ehrlich, Paul R., McGRATH, John C..
Introductory Biology.
New York:
McGraw Hill Book Company,
1973.
Teks.
Gaya Turabian
Ehrlich, Paul R., McGRATH, John C..
Introductory Biology.
New York:
McGraw Hill Book Company,
1973.
Teks.