एपीए उद्धरण

Gopalakrishnan, P. (1992). Cost Reduction Hand Book. Jaico.

शिकागो स्टाइल उद्धरण

Gopalakrishnan, P. Cost Reduction Hand Book. Bombay: Jaico, 1992.

एमएलए उद्धरण

Gopalakrishnan, P. Cost Reduction Hand Book. Jaico, 1992.