APA (7th ed.) Citation

Lonard, R. I., & Judd, F. W. (1981). The terrestrial flora of South Padre Island, Texas. Texas Memorial Museum, University of Texas at Austin.

Chicago Style (17th ed.) Citation

Lonard, Robert I., and Frank W. Judd. The Terrestrial Flora of South Padre Island, Texas. Austin, Tex.: Texas Memorial Museum, University of Texas at Austin, 1981.

MLA (9th ed.) Citation

Lonard, Robert I., and Frank W. Judd. The Terrestrial Flora of South Padre Island, Texas. Texas Memorial Museum, University of Texas at Austin, 1981.