Παραπομπή σε μορφή APA (7η εκδ.)

Não informado. (1944). Public Health Economics. University of Michigan, School of Public Health.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Não informado. Public Health Economics. Ann Arbor, Mich: University of Michigan, School of Public Health, 1944.

Παραπομπή σε μορφή MLA (8th εκδ.)

Não informado. Public Health Economics. University of Michigan, School of Public Health, 1944.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.