APA استشهاد

Barclay, G. (1958). Techniques Of Population Analysis. John Wiley & Sons Inc..

استشهاد بنمط شيكاغو

Barclay, George. Techniques Of Population Analysis. New York: John Wiley & Sons Inc., 1958.

MLA استشهاد

Barclay, George. Techniques Of Population Analysis. John Wiley & Sons Inc., 1958.