APA (7th ed.) Citation

Drury, D. G. (1971). The American Spicate cudweeds adventive to New Zealand: Gnaphalium section Gamochaeta-Compositae ([Sonderdr.].).

Chicago Style (17th ed.) Citation

Drury, D. G. The American Spicate Cudweeds Adventive to New Zealand: Gnaphalium Section Gamochaeta-Compositae. [Sonderdr.]. 1971.

MLA (9th ed.) Citation

Drury, D. G. The American Spicate Cudweeds Adventive to New Zealand: Gnaphalium Section Gamochaeta-Compositae. [Sonderdr.]. 1971.

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