Style de citation APA (7e éd.)

Heslop-Harrison, J. (1953). New concepts in flowering plant taxonomy. Harvard University Press.

Style de citation Chicago (17e éd.)

Heslop-Harrison, J. New Concepts in Flowering Plant Taxonomy. Cambridge, Mass: Harvard University Press, 1953.

Style de citation MLA (9e éd.)

Heslop-Harrison, J. New Concepts in Flowering Plant Taxonomy. Harvard University Press, 1953.