Cita APA (7th ed.)

Null, G. (1998). The complete encyclopedia of natural healing. Kensington.

Cita Chicago (17th ed.)

Null, Gary. The Complete Encyclopedia of Natural Healing. New York: Kensington, 1998.

Cita MLA (9th ed.)

Null, Gary. The Complete Encyclopedia of Natural Healing. Kensington, 1998.