एपीए उद्धरण

Umland, J. B. (1993). General chemistry. Minneapolis: West Publishing.

शिकागो स्टाइल उद्धरण

Umland, Jean B. General Chemistry. Minneapolis: West Publishing, 1993.

एमएलए उद्धरण

Umland, Jean B. General Chemistry. Minneapolis: West Publishing, 1993.