Cita APA (7a ed.)

Schimper, A. F. W., Fisher, W. R., Groom, P., & Balfour, I. B. (1903). Plant - geography upon a physiological basis. Clarendon.

Cita Chicago Style (17a ed.)

Schimper, A. F. W., William R. Fisher, Percy Groom, y Isaac Bayley Balfour. Plant - Geography upon a Physiological Basis. Oxford: Clarendon, 1903.

Cita MLA (8a ed.)

Schimper, A. F. W., et al. Plant - Geography upon a Physiological Basis. Clarendon, 1903.