APA (7th ed.) Citation

Vargas-Vera, M., Vasconcelos, W., & Robertson, D. (1993). Building large-scale Prolog programs using a techniques editing system.

Chicago Style (17th ed.) Citation

Vargas-Vera, María, Wamberto Vasconcelos, and Dave Robertson. Building Large-scale Prolog Programs Using a Techniques Editing System. Edinburgh, 1993.

MLA (9th ed.) Citation

Vargas-Vera, María, et al. Building Large-scale Prolog Programs Using a Techniques Editing System. 1993.