एपीए उद्धरण

Leighton, W. (1949). On Self-Adjoint Differential Equations of Second Order.

शिकागो स्टाइल उद्धरण

Leighton, Walter. On Self-Adjoint Differential Equations of Second Order. 1949.

एमएलए उद्धरण

Leighton, Walter. On Self-Adjoint Differential Equations of Second Order. 1949.