एपीए उद्धरण

Behrndt, J., Hassi, S., & Snoo, H. d. (2020). Boundary Value Problems, Weyl Functions, and Differential Operators. Springer International Publishing.

शिकागो स्टाइल उद्धरण

Behrndt, Jussi, Seppo Hassi, और Henk de Snoo. Boundary Value Problems, Weyl Functions, and Differential Operators. Springer International Publishing, 2020.

एमएलए उद्धरण

Behrndt, Jussi, Seppo Hassi, और Henk de Snoo. Boundary Value Problems, Weyl Functions, and Differential Operators. Springer International Publishing, 2020.