APA-Zitierstil (7. Ausg.)

Chuang, T., & Heckard, L. R. (1986). Systematics and evolution of Cordylanthus (Scrophulariaceae-Pedicularieae). American Soc. of Plant Taxonomists.

Chicago-Zitierstil (17. Ausg.)

Chuang, Tsan-Iang, und Lawrence R. Heckard. Systematics and Evolution of Cordylanthus (Scrophulariaceae-Pedicularieae). Ann Arbor, Mich: American Soc. of Plant Taxonomists, 1986.

MLA-Zitierstil (9. Ausg.)

Chuang, Tsan-Iang, und Lawrence R. Heckard. Systematics and Evolution of Cordylanthus (Scrophulariaceae-Pedicularieae). American Soc. of Plant Taxonomists, 1986.