APA استشهاد

Narwal, S. (2010). Bio-chemical mechanics of metal. ALP books.

استشهاد بنمط شيكاغو

Narwal, S.K. Bio-chemical Mechanics of Metal. New Delhi: ALP books, 2010.

MLA استشهاد

Narwal, S.K. Bio-chemical Mechanics of Metal. ALP books, 2010.