Naveen Kumar. (2005). Elementary course on variational problems in calculus (1st.). Narosa.
Chicago Edition CitationNaveen Kumar. Elementary Course on Variational Problems in Calculus. 1st. New Delhi: Narosa, 2005.
MLA Edition CitationNaveen Kumar. Elementary Course on Variational Problems in Calculus. 1st. Narosa, 2005.
Warning: These citations may not always be 100% accurate.