Παραπομπή σε μορφή APA (7η εκδ.)

Ergler, P. C. (1970). The role of contract engineering in technical manpower planning. American Management Association.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Ergler, Paul C. The Role of Contract Engineering in Technical Manpower Planning. [New York]: American Management Association, 1970.

Παραπομπή σε μορφή MLA (9th εκδ.)

Ergler, Paul C. The Role of Contract Engineering in Technical Manpower Planning. American Management Association, 1970.