Παραπομπή APA

Roberts, G. W. (1983). Quality assurance in research and development. Maral Dekker.

Παραπομπή Chicago Style

Roberts, George W. Quality Assurance in Research and Development. New York: Maral Dekker, 1983.

Παραπομπή MLA

Roberts, George W. Quality Assurance in Research and Development. Maral Dekker, 1983.