एपीए उद्धरण

Morris, R. B. (1953). Encyclopaedia of American history: Updated and revised. Universal.

शिकागो स्टाइल उद्धरण

Morris, Richard B. Encyclopaedia of American History: Updated and Revised. Delhi: Universal, 1953.

एमएलए उद्धरण

Morris, Richard B. Encyclopaedia of American History: Updated and Revised. Universal, 1953.