APA استشهاد

Hansen, B. L. (1960). Work sampling for modern management. Englewood.

استشهاد بنمط شيكاغو

Hansen, Bertrand L. Work Sampling for Modern Management. Ohio: Englewood, 1960.

MLA استشهاد

Hansen, Bertrand L. Work Sampling for Modern Management. Englewood, 1960.