एपीए उद्धरण

Karen Arms. (1988). Biology: A journey into life. Philadelphia: Saunders College.

शिकागो स्टाइल उद्धरण

Karen Arms. Biology: A Journey Into Life. Philadelphia: Saunders College, 1988.

एमएलए उद्धरण

Karen Arms. Biology: A Journey Into Life. Philadelphia: Saunders College, 1988.