APA način citiranja

Sawyer, P., Paech, B., & Heymans, P. (2020). Requirements Engineering: Foundation for Software Quality. Springer Berlin Heidelberg.

Čikaški stil citiranja

Sawyer, Pete, Barbara Paech, i Patrick Heymans. Requirements Engineering: Foundation for Software Quality. Springer Berlin Heidelberg, 2020.

MLA način citiranja

Sawyer, Pete, Barbara Paech, i Patrick Heymans. Requirements Engineering: Foundation for Software Quality. Springer Berlin Heidelberg, 2020.