एपीए उद्धरण

Shears, W. S. (1938). Virtue's treasury of knowledge.

शिकागो स्टाइल उद्धरण

Shears, W. S. Virtue's Treasury of Knowledge. 1938.

एमएलए उद्धरण

Shears, W. S. Virtue's Treasury of Knowledge. 1938.