APA (7e ed.) Bronvermelding

Ritchie, A. C., & Boyd, W. (1990). Boyd's textbook of pathology (9th ed.). Lea & Febiger.

Chicago (17e ed.) Bronvermelding

Ritchie, A. C., en William Boyd. Boyd's Textbook of Pathology. 9th ed. Philadelphia: Lea & Febiger, 1990.

MLA (9e ed.) Bronvermelding

Ritchie, A. C., en William Boyd. Boyd's Textbook of Pathology. 9th ed. Lea & Febiger, 1990.