APA-viite

Chad Starkey & Starkey, C. (1999). Therapeutic modalities (2nd ed.). F. A. Davis.

Chicago-tyylinen lähdeviittaus

Chad Starkey ja Chad Starkey. Therapeutic Modalities. 2nd ed. Philadelphia, Pa.: F. A. Davis, 1999.

MLA-viite

Chad Starkey ja Chad Starkey. Therapeutic Modalities. 2nd ed. F. A. Davis, 1999.