एपीए उद्धरण

Ulmer, M. (1965). Economics: Theory and Practice (2nd ed.). Houghton Mifflin.

शिकागो स्टाइल उद्धरण

Ulmer, Melville. Economics: Theory and Practice. 2nd ed. Boston: Houghton Mifflin, 1965.

एमएलए उद्धरण

Ulmer, Melville. Economics: Theory and Practice. 2nd ed. Houghton Mifflin, 1965.