APA (7th ed.) Citation

Brummitt, R. K. (1971). Relationship of Heracleum lanatum Michx. of North America to H. sphondylium of Europe ([Sonderdr.].).

Chicago Style (17th ed.) Citation

Brummitt, Richard Kenneth. Relationship of Heracleum Lanatum Michx. of North America to H. Sphondylium of Europe. [Sonderdr.]. 1971.

MLA (9th ed.) Citation

Brummitt, Richard Kenneth. Relationship of Heracleum Lanatum Michx. of North America to H. Sphondylium of Europe. [Sonderdr.]. 1971.

Warning: These citations may not always be 100% accurate.