APA (7th ed.) Citation

Fertig, W. (1995). Wyoming rare plant field guide. Wyoming Rare Plant Technical Committee.

Chicago Style (17th ed.) Citation

Fertig, Walter. Wyoming Rare Plant Field Guide. [Wyo.?]: Wyoming Rare Plant Technical Committee, 1995.

MLA (9th ed.) Citation

Fertig, Walter. Wyoming Rare Plant Field Guide. Wyoming Rare Plant Technical Committee, 1995.