Παραπομπή APA

Singhal, R., Singal, M., & Singal, R. (2009). Hydraulic machines: Fluid machinery. I.K.International.

Παραπομπή Chicago Style

Singhal, R.K, Mridul Singal, και Rishi Singal. Hydraulic Machines: Fluid Machinery. New Delhi: I.K.International, 2009.

Παραπομπή MLA

Singhal, R.K, et al. Hydraulic Machines: Fluid Machinery. I.K.International, 2009.