APA استشهاد

Mahajan, G. (1995). Ground water surveys and investigation. Ashish.

استشهاد بنمط شيكاغو

Mahajan, Gautam. Ground Water Surveys and Investigation. New Delhi: Ashish, 1995.

MLA استشهاد

Mahajan, Gautam. Ground Water Surveys and Investigation. Ashish, 1995.