Gaya APA

Spinner, M, P. (1992). Elements of project management : plan, schedule, and control (2nd.ed.). Englewood Cliffs, New Jersey: Prentice Hall.

Gaya MLA

Spinner, M., Pete. "Elements of project management : plan, schedule, and control". 2nd.ed. Englewood Cliffs, New Jersey: Prentice Hall, 1992. Text.