Gaya APA

J., M, J., R, P, C. (1970). Project Management with CPM and PERT . new york: Van Nostrand Reinhold Company.

Gaya MLA

J., Moder, Joshep., R, Philips, Cecil. "Project Management with CPM and PERT". new york: Van Nostrand Reinhold Company, 1970. Text.