APA (7e ed.) Bronvermelding

Bowie, M. J., & Schaffer, R. (2011). Understanding procedural coding: A worktext (2nd ed.). Delmar Cengage Learning.

Chicago (17e ed.) Bronvermelding

Bowie, Mary Jo, en Regina Schaffer. Understanding Procedural Coding: A Worktext. 2nd ed. Clifton Park, NY: Delmar Cengage Learning, 2011.

MLA (9e ed.) Bronvermelding

Bowie, Mary Jo, en Regina Schaffer. Understanding Procedural Coding: A Worktext. 2nd ed. Delmar Cengage Learning, 2011.