Gaya APA
Heer, David M.. (1975).
Society and population / by David M. Heer (2nd Ed.).
:
New Jersey : Prentice-Hall.
Gaya Chicago
Heer, David M..
Society and population / by David M. Heer.
2nd Ed.
:
New Jersey : Prentice-Hall,
1975.
Buku.
Gaya MLA
Heer, David M..
Society and population / by David M. Heer.
2nd Ed.
:
New Jersey : Prentice-Hall,
1975.
Buku.
Gaya Turabian
Heer, David M..
Society and population / by David M. Heer.
2nd Ed.
:
New Jersey : Prentice-Hall,
1975.
Buku.