एपीए उद्धरण

Armstrong, J. M., & Ryner, P. C. Ocean management: A new perspective, 1981.

शिकागो स्टाइल उद्धरण

Armstrong, John M., और Peter C. Ryner. Ocean Management: A New Perspective, 1981.

एमएलए उद्धरण

Armstrong, John M., और Peter C. Ryner. Ocean Management: A New Perspective, 1981.