APA (7th ed.) Citation

Willis, A. J., & Willis, C. J. (1983). Specification writing for architects and quantity surveyors (8th ed.). Granada.

Chicago Style (17th ed.) Citation

Willis, Arthur J., and Christopher J. Willis. Specification Writing for Architects and Quantity Surveyors. 8th ed. London: Granada, 1983.

MLA (9th ed.) Citation

Willis, Arthur J., and Christopher J. Willis. Specification Writing for Architects and Quantity Surveyors. 8th ed. Granada, 1983.