एपीए उद्धरण

Hess, D. W. (1979). Pioneering in San Julian: A study of adaptive strategy formation by migrant farmers in eastern Bolivia. [s.l. :]: Ph. D. University of Pittsburgh.

शिकागो स्टाइल उद्धरण

Hess, David W. Pioneering in San Julian: A Study of Adaptive Strategy Formation By Migrant Farmers in Eastern Bolivia. [s.l. :]: Ph. D. University of Pittsburgh, 1979.

एमएलए उद्धरण

Hess, David W. Pioneering in San Julian: A Study of Adaptive Strategy Formation By Migrant Farmers in Eastern Bolivia. [s.l. :]: Ph. D. University of Pittsburgh, 1979.