Παραπομπή APA

Cooper, C. L., & Judi Marshall. (1978). Understanding executive stress. Macmillan.

Παραπομπή Chicago Style

Cooper, Cary L., και Judi Marshall. Understanding Executive Stress. London: Macmillan, 1978.

Παραπομπή MLA

Cooper, Cary L., και Judi Marshall. Understanding Executive Stress. Macmillan, 1978.