एपीए उद्धरण

Hornby, A. S. Guide to patterns and usage in English (2nd. ed.).

शिकागो स्टाइल उद्धरण

Hornby, A. S. Guide to Patterns and Usage in English. 2nd. ed.

एमएलए उद्धरण

Hornby, A. S. Guide to Patterns and Usage in English. 2nd. ed.