APA-viite

Humphrey,, W. S. (2000). Introduction to the personal software process (1st.). Pearson Education.

Chicago-tyylinen lähdeviittaus

Humphrey,, Watts S. Introduction to the Personal Software Process. 1st. Delhi: Pearson Education, 2000.

MLA-viite

Humphrey,, Watts S. Introduction to the Personal Software Process. 1st. Pearson Education, 2000.