APA (7th ed.) Citation

Sivarajan, V. V., & Robson, N. K. P. (1991). Introduction to the principles of plant taxonomy (2nd ed.). Cambridge University Press.

Chicago Style (17th ed.) Citation

Sivarajan, V. V., and N. K. P. Robson. Introduction to the Principles of Plant Taxonomy. 2nd ed. Cambridge: Cambridge University Press, 1991.

MLA (8th ed.) Citation

Sivarajan, V. V., and N. K. P. Robson. Introduction to the Principles of Plant Taxonomy. 2nd ed. Cambridge University Press, 1991.