Παραπομπή σε μορφή APA (7η εκδ.)

Longford, N. T. (2008). Studying Human Populations: An Advanced Course in Statistics. Springer New York.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Longford, Nicholas T. Studying Human Populations: An Advanced Course in Statistics. New York, NY: Springer New York, 2008.

Παραπομπή σε μορφή MLA (8th εκδ.)

Longford, Nicholas T. Studying Human Populations: An Advanced Course in Statistics. Springer New York, 2008.