एपीए उद्धरण

Longfellow, H. W. (1968). Poetical works. Oxford University.

शिकागो स्टाइल उद्धरण

Longfellow, H W. Poetical Works. London: Oxford University, 1968.

एमएलए उद्धरण

Longfellow, H W. Poetical Works. Oxford University, 1968.