Dyfyniad APA

Villegas, B. M. (1983). Strategies for crisis. Center for Research and Communication.

Dyfyniad Arddull Chicago

Villegas, Bernardo M. Strategies for Crisis. [Pasig, Metro Manila]: Center for Research and Communication, 1983.

Dyfyniad MLA

Villegas, Bernardo M. Strategies for Crisis. Center for Research and Communication, 1983.

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