APA (7th ed.) Citation

Nordin, C. F., & Perez-Hernandez, D. (1989). Sand waves, bars, and wind-blown sands of the Río Orinoco, Venezuela and Colombia.

Chicago Style (17th ed.) Citation

Nordin, Carl F., and David Perez-Hernandez. Sand Waves, Bars, and Wind-blown Sands of the Río Orinoco, Venezuela and Colombia. Denver, CO, 1989.

MLA (9th ed.) Citation

Nordin, Carl F., and David Perez-Hernandez. Sand Waves, Bars, and Wind-blown Sands of the Río Orinoco, Venezuela and Colombia. 1989.