APA (7e ed.) Bronvermelding

Boelkins, M., Austin, D., & Schlicker, S. (2017). Active Calculus 2.0. Grand Valley State University.

Chicago (17e ed.) Bronvermelding

Boelkins, Matt, David Austin, en Steve Schlicker. Active Calculus 2.0. [Place of publication not identified]: Grand Valley State University, 2017.

MLA (9e ed.) Bronvermelding

Boelkins, Matt, et al. Active Calculus 2.0. Grand Valley State University, 2017.