Citazione Stile APA (7a Edizione)

Gottner, H. R. (1968). On The Critical Path Method (C.P.M) and its Application in the G.D.R. The Institute of National Planning.

Citazione stile Chigago Style (17a edizione)

Gottner, Habil Reinhard. On The Critical Path Method (C.P.M) and Its Application in the G.D.R. Cairo: The Institute of National Planning, 1968.

Citatione MLA (9a ed.)

Gottner, Habil Reinhard. On The Critical Path Method (C.P.M) and Its Application in the G.D.R. The Institute of National Planning, 1968.