APA-viite (7. p.)

Ferrell, V. (2004). Natural remedies encyclopedia: A America's master book of home remedies. Harvestime Books.

Chicago-viite (17. p.)

Ferrell, Vance. Natural Remedies Encyclopedia: A America's Master Book of Home Remedies. USA: Harvestime Books, 2004.

MLA-viite (9. p.)

Ferrell, Vance. Natural Remedies Encyclopedia: A America's Master Book of Home Remedies. Harvestime Books, 2004.