एपीए उद्धरण

Sawers, N. (2009). How to write proposals, sales letters and reports. Viva.

शिकागो स्टाइल उद्धरण

Sawers, Neil. How to Write Proposals, Sales Letters and Reports. New Delhi: Viva, 2009.

एमएलए उद्धरण

Sawers, Neil. How to Write Proposals, Sales Letters and Reports. Viva, 2009.