APA (7th ed.) Citation

Williams, G. (1989). Change and approximation: Problem solving and projects related to course content. Gaye Williams Publications.

Chicago Style (17th ed.) Citation

Williams, Gaye. Change and Approximation: Problem Solving and Projects Related to Course Content. Brighton, Vic: Gaye Williams Publications, 1989.

MLA (9th ed.) Citation

Williams, Gaye. Change and Approximation: Problem Solving and Projects Related to Course Content. Gaye Williams Publications, 1989.