Citazione Stile APA (7a Edizione)

Gottner, H. R. (1968). On The Planning Method "PERT" and its Application in the GDR. The Institute of National Planning.

Citazione stile Chigago Style (17a edizione)

Gottner, Habil Reinhard. On The Planning Method "PERT" and Its Application in the GDR. Cairo: The Institute of National Planning, 1968.

Citatione MLA (9a ed.)

Gottner, Habil Reinhard. On The Planning Method "PERT" and Its Application in the GDR. The Institute of National Planning, 1968.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.