Παραπομπή APA

Singal, R. K., & Singal, M. S. (2010). Hydraulic machines. I K International publishing house.

Παραπομπή Chicago Style

Singal, R K., και Mridul Singal Singal. Hydraulic Machines. New Delhi: I K International publishing house, 2010.

Παραπομπή MLA

Singal, R K., και Mridul Singal Singal. Hydraulic Machines. I K International publishing house, 2010.