APA-viite

Ravindran,A, Philips,Don T, & Solberg,James J. (1987). Operations Research: Principles and Practice (2ed.). John Wiley & Sons.

Chicago-tyylinen lähdeviittaus

Ravindran,A, Philips,Don T, ja Solberg,James J. Operations Research: Principles and Practice. 2ed. Nework: John Wiley & Sons, 1987.

MLA-viite

Ravindran,A, et al. Operations Research: Principles and Practice. 2ed. John Wiley & Sons, 1987.