APA Style
Hawley, Amos H.. (1990).
Human Ecology .
New York:
THE RONALD PRESS.
Chicago Style
Hawley, Amos H..
Human Ecology.
New York:
THE RONALD PRESS,
1990.
Teks.
MLA Style
Hawley, Amos H..
Human Ecology.
New York:
THE RONALD PRESS,
1990.
Teks.
Turabian Style
Hawley, Amos H..
Human Ecology.
New York:
THE RONALD PRESS,
1990.
Teks.