Citazione Stile APA (7a Edizione)

Dreger, J. B. (1992). Project management: Effective scheduling. Van Nostrand Reinhold.

Citazione stile Chigago Style (17a edizione)

Dreger, J. Brian. Project Management: Effective Scheduling. New York: Van Nostrand Reinhold, 1992.

Citatione MLA (9a ed.)

Dreger, J. Brian. Project Management: Effective Scheduling. Van Nostrand Reinhold, 1992.