APA Style

Rangan, V. Kasturi, Fay, Christopher. (1991). Ring Medical -- HCS - 100: A Superior Communications System . Boston: Harvard Business School Press.

Chicago Style

Rangan, V. Kasturi, Fay, Christopher. Ring Medical -- HCS - 100: A Superior Communications System. Boston: Harvard Business School Press, 1991. Multimedia.

MLA Style

Rangan, V. Kasturi, Fay, Christopher. Ring Medical -- HCS - 100: A Superior Communications System. Boston: Harvard Business School Press, 1991. Multimedia.

Turabian Style

Rangan, V. Kasturi, Fay, Christopher. Ring Medical -- HCS - 100: A Superior Communications System. Boston: Harvard Business School Press, 1991. Multimedia.