Gaya APA
Levetin, Estelle, McMahon, Karen. (1999).
Plants and Society (2nd.Ed).
New York:
McGraw-Hill.
Gaya Chicago
Levetin, Estelle, McMahon, Karen.
Plants and Society.
2nd.Ed
New York:
McGraw-Hill,
1999.
Text.
Gaya MLA
Levetin, Estelle, McMahon, Karen.
Plants and Society.
2nd.Ed
New York:
McGraw-Hill,
1999.
Text.
Gaya Turabian
Levetin, Estelle, McMahon, Karen.
Plants and Society.
2nd.Ed
New York:
McGraw-Hill,
1999.
Print.