Παραπομπή APA

Healy, R. J. (1971). Industrial security management: A cost effective approach. American Management Association.

Παραπομπή Chicago Style

Healy, Richard J. Industrial Security Management: A Cost Effective Approach. USA: American Management Association, 1971.

Παραπομπή MLA

Healy, Richard J. Industrial Security Management: A Cost Effective Approach. American Management Association, 1971.