Pictorial cyclopedia of exotic plants

MLA

Graf, Alfred Byrd. Pictorial Cyclopedia of Exotic Plants. Rev. ed. East Rutherford (N.J.): Roehrs, 1968.

APA

Graf, A. Byrd. (1968). Pictorial cyclopedia of exotic plants. Rev. ed. East Rutherford (N.J.): Roehrs.

Chicago

Graf, Alfred Byrd, Pictorial Cyclopedia of Exotic Plants. Rev. ed. East Rutherford (N.J.): Roehrs, 1968.