एपीए उद्धरण

Weinstock, R. (1952). Calculus of variations with applications to physics and engineering.

शिकागो स्टाइल उद्धरण

Weinstock, Robert. Calculus of Variations with Applications to Physics and Engineering. 1952.

एमएलए उद्धरण

Weinstock, Robert. Calculus of Variations with Applications to Physics and Engineering. 1952.