APA (7th ed.) Citation

Donk, M. A. (1964). A conspectus of the families of Aphyllophorales. Rijksherbarium.

Chicago Style (17th ed.) Citation

Donk, M. A. A Conspectus of the Families of Aphyllophorales. Leiden: Rijksherbarium, 1964.

MLA (9th ed.) Citation

Donk, M. A. A Conspectus of the Families of Aphyllophorales. Rijksherbarium, 1964.

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