Gaya APA
Kaufman, Peter B.. (1979).
Plants, people, and environment (text).
New York:
Macmillan Publishing.
Gaya Chicago
Kaufman, Peter B..
Plants, people, and environment.
text
New York:
Macmillan Publishing,
1979.
Tesis.
Gaya MLA
Kaufman, Peter B..
Plants, people, and environment.
text
New York:
Macmillan Publishing,
1979.
Tesis.
Gaya Turabian
Kaufman, Peter B..
Plants, people, and environment.
text
New York:
Macmillan Publishing,
1979.
Tesis.