APA (7th ed.) Citation

Grubb, R. (1966). Selected orchidaceous plants. [Selbstverlag].

Chicago Style (17th ed.) Citation

Grubb, Roy. Selected Orchidaceous Plants. Caterham: [Selbstverlag], 1966.

MLA (9th ed.) Citation

Grubb, Roy. Selected Orchidaceous Plants. [Selbstverlag], 1966.

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