APA Style
Cohen, Saul B.. (1968).
Geography and the American enviroment .
USA:
Voice of America Forum Lectures.
Chicago Style
Cohen, Saul B..
Geography and the American enviroment.
USA:
Voice of America Forum Lectures,
1968.
Buku Teks.
MLA Style
Cohen, Saul B..
Geography and the American enviroment.
USA:
Voice of America Forum Lectures,
1968.
Buku Teks.
Turabian Style
Cohen, Saul B..
Geography and the American enviroment.
USA:
Voice of America Forum Lectures,
1968.
Buku Teks.