एपीए उद्धरण

Roberts, R. A. J. (. A. J. Livestock and aquaculture insurance in developing countries.

शिकागो स्टाइल उद्धरण

Roberts, R. A. J. (Richard A. J.). Livestock and Aquaculture Insurance in Developing Countries.

एमएलए उद्धरण

Roberts, R. A. J. (Richard A. J.). Livestock and Aquaculture Insurance in Developing Countries.