Gaya APA
turk, amos. (1972).
Ecology, Pollution, Environment .
London:
.
Gaya Chicago
turk, amos.
Ecology, Pollution, Environment.
London:
,
1972.
Text.
Gaya MLA
turk, amos.
Ecology, Pollution, Environment.
London:
,
1972.
Text.
Gaya Turabian
turk, amos.
Ecology, Pollution, Environment.
London:
,
1972.
Print.