APA (7e ed.) Bronvermelding

Hungerford, T. W. (2006). Contemporary trigonometry: A graphing approach. Thomson Brooks/Cole.

Chicago (17e ed.) Bronvermelding

Hungerford, Thomas W. Contemporary Trigonometry: A Graphing Approach. Belmont, CA: Thomson Brooks/Cole, 2006.

MLA (9e ed.) Bronvermelding

Hungerford, Thomas W. Contemporary Trigonometry: A Graphing Approach. Thomson Brooks/Cole, 2006.