Gaya APA

Holt, R, T., Velde, R, W, V, D. (1960). Strategic Psychological Operations and American Foreign Policy (Ed.1). Chicago: The University of Chicago, Pubished 1960.

Gaya MLA

Holt, Robert, T., Velde, Robert, W., Van, De. "Strategic Psychological Operations and American Foreign Policy". Ed.1 Chicago: The University of Chicago, Pubished 1960, 1960. Text.