Gaya APA

Jack, R, M., Samuel, J, M. (1985). Project Management A Managerial Approach (2nd). Canada: John Willey and Sons, Inc.

Gaya MLA

Jack, R., Meredith,., Samuel, J., Mantel,. "Project Management A Managerial Approach". 2nd Canada: John Willey and Sons, Inc, 1985. Text.