Παραπομπή σε μορφή APA (7η εκδ.)

Parkes, L. C., & Kenwood, H. R. (1923). Hygiene and public health: By Louis C. Parkes and Henry R. Kenwood (7th ed.). Blakiston.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Parkes, Louis Coltman, και Henry R. Kenwood. Hygiene and Public Health: By Louis C. Parkes and Henry R. Kenwood. 7th ed. Philadelphia: Blakiston, 1923.

Παραπομπή σε μορφή MLA (8th εκδ.)

Parkes, Louis Coltman, και Henry R. Kenwood. Hygiene and Public Health: By Louis C. Parkes and Henry R. Kenwood. 7th ed. Blakiston, 1923.