APA (7th ed.) Citation

Maddern, S., & Rita Crust. (1989). Mathematics: The Teacher's Guide. Shell Center for Mathematics Education.

Chicago Style (17th ed.) Citation

Maddern, Steve, and Rita Crust. Mathematics: The Teacher's Guide. Shell Center for Mathematics Education, 1989.

MLA (9th ed.) Citation

Maddern, Steve, and Rita Crust. Mathematics: The Teacher's Guide. Shell Center for Mathematics Education, 1989.

Warning: These citations may not always be 100% accurate.