Παραπομπή APA

Smith, I. G. (1973). Measurement of productivity; a systems approach in the context of productivity agreements. Gower press.

Παραπομπή Chicago Style

Smith, Ian G. Measurement of Productivity; a Systems Approach in the Context of Productivity Agreements. Epping: Gower press, 1973.

Παραπομπή MLA

Smith, Ian G. Measurement of Productivity; a Systems Approach in the Context of Productivity Agreements. Gower press, 1973.