APA-čujuhus (7. p.)

Kogan, I. S. (1973). Public relations (1a. ed.). Alexander Hamilton Institute.

Chicago-čujuhus (17. p.)

Kogan, Irving Smith. Public Relations. 1a. ed. Nueva York: Alexander Hamilton Institute, 1973.

MLA-čujuhus (9. p.)

Kogan, Irving Smith. Public Relations. 1a. ed. Alexander Hamilton Institute, 1973.

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