Gaya APA

KOGAN, Irving S. (1977). Public relation . New York: Alexander Hamilton.

Gaya Chicago

KOGAN, Irving S. Public relation. New York: Alexander Hamilton, 1977. Text.

Gaya MLA

KOGAN, Irving S. Public relation. New York: Alexander Hamilton, 1977. Text.

Gaya Turabian

KOGAN, Irving S. Public relation. New York: Alexander Hamilton, 1977. Print.