Cita APA

Heslop Harrison, J. S., & Turrill, W. B. 1. (1967). New concepts in flowering-plants taxonomy. Cambridge, Massachusetts: Havard University Press.

Citación estilo Chicago

Heslop Harrison, John S., y William Bertram 1890-1961 Turrill. New Concepts in Flowering-plants Taxonomy. Cambridge, Massachusetts: Havard University Press, 1967.

Cita MLA

Heslop Harrison, John S., y William Bertram 1890-1961 Turrill. New Concepts in Flowering-plants Taxonomy. Cambridge, Massachusetts: Havard University Press, 1967.