एपीए उद्धरण

Perloff, R. (1979). Evalutor Interventions: Pros and Cons. Sage.

शिकागो स्टाइल उद्धरण

Perloff, Robert. Evalutor Interventions: Pros and Cons. Beverly Hills: Sage, 1979.

एमएलए उद्धरण

Perloff, Robert. Evalutor Interventions: Pros and Cons. Sage, 1979.