एपीए उद्धरण

(2000). Nature's fading chorus: Class and contemporary writings on amphibians. Island.

शिकागो स्टाइल उद्धरण

Nature's Fading Chorus: Class and Contemporary Writings On Amphibians. Island, 2000.

एमएलए उद्धरण

Nature's Fading Chorus: Class and Contemporary Writings On Amphibians. Island, 2000.