APA-Zitierstil (7. Ausg.)

(1968). Exotica: Pictorial cyclopedia of exotic plants ; Guide to care of plants indoors ; Horticultural color guide (4., print., rev. ed.). Roehrs.

Chicago-Zitierstil (17. Ausg.)

Exotica: Pictorial Cyclopedia of Exotic Plants ; Guide to Care of Plants Indoors ; Horticultural Color Guide. 4., print., rev. ed. Rutherford, NJ: Roehrs, 1968.

MLA-Zitierstil (9. Ausg.)

Exotica: Pictorial Cyclopedia of Exotic Plants ; Guide to Care of Plants Indoors ; Horticultural Color Guide. 4., print., rev. ed. Roehrs, 1968.