एपीए उद्धरण

Hise, R. T. (1977). Product/service strategy. Petrocelli/Charter.

शिकागो स्टाइल उद्धरण

Hise, Richard T. Product/service Strategy. New York: Petrocelli/Charter, 1977.

एमएलए उद्धरण

Hise, Richard T. Product/service Strategy. Petrocelli/Charter, 1977.