APA (7e ed.) Bronvermelding

Shelly, G. B., & Rosenblatt, H. J. (2012). Analysis and design for systems (9th ed.). Course Technology Cengage Learning.

Chicago (17e ed.) Bronvermelding

Shelly, Gary B., en Harry J. Rosenblatt. Analysis and Design for Systems. 9th ed. Australia: Course Technology Cengage Learning, 2012.

MLA (9e ed.) Bronvermelding

Shelly, Gary B., en Harry J. Rosenblatt. Analysis and Design for Systems. 9th ed. Course Technology Cengage Learning, 2012.