APA (7e ed.) Bronvermelding

Glencoe Publishing Co & Foster, D. (1999). Interactive mathematics: Activities & investigations (Student resource book.). Glencoe/McGraw Hill.

Chicago (17e ed.) Bronvermelding

Glencoe Publishing Co en David Foster. Interactive Mathematics: Activities & Investigations. Student resource book. New York: Glencoe/McGraw Hill, 1999.

MLA (8e ed.) Bronvermelding

Glencoe Publishing Co en David Foster. Interactive Mathematics: Activities & Investigations. Student resource book. Glencoe/McGraw Hill, 1999.