एपीए उद्धरण

Beck, L. A. (2020). Zoological Collections of Germany. Springer International Publishing.

शिकागो स्टाइल उद्धरण

Beck, Lothar A. Zoological Collections of Germany. Springer International Publishing, 2020.

एमएलए उद्धरण

Beck, Lothar A. Zoological Collections of Germany. Springer International Publishing, 2020.