APA (7th ed.) Citation

Gradstein, S. R. (1994). Lejeuneaceae: Ptychantheae, brachiolejeuneae. New York Botanical Garden.

Chicago Style (17th ed.) Citation

Gradstein, Stephan Robbert. Lejeuneaceae: Ptychantheae, Brachiolejeuneae. New York: New York Botanical Garden, 1994.

MLA (9th ed.) Citation

Gradstein, Stephan Robbert. Lejeuneaceae: Ptychantheae, Brachiolejeuneae. New York Botanical Garden, 1994.

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