APA
Punmia B. C. &. K. K., . (1987). Project planning and control with PERT and CPM. Laxmi: Banglore.
Chicago
Punmia B C & Khandelwal K.K, . 1987. Project planning and control with PERT and CPM. Laxmi: Banglore.
Harvard
Punmia B. C. &. K. K., . (1987). Project planning and control with PERT and CPM. Laxmi: Banglore.
MLA
Punmia B C & Khandelwal K.K, . Project planning and control with PERT and CPM. Laxmi: Banglore. 1987.