Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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