एपीए उद्धरण

Arnold, V. I. (1991). The theory of singularities and its applications. PISA: Accademia Nazionale dei Lincei.

शिकागो स्टाइल उद्धरण

Arnold, V. I. The Theory of Singularities and Its Applications. PISA: Accademia Nazionale dei Lincei, 1991.

एमएलए उद्धरण

Arnold, V. I. The Theory of Singularities and Its Applications. PISA: Accademia Nazionale dei Lincei, 1991.