APA

Ravindran A. R., Phillips D. T. & Solberg J. J. (1987). Operations research. New York [u.a.]: Wiley.

Chicago

Ravindran A Ravi, Phillips Don T and Solberg James J. 1987. Operations research. New York [u.a.]: Wiley.

Harvard

Ravindran A. R., Phillips D. T. and Solberg J. J. (1987). Operations research. New York [u.a.]: Wiley.

MLA

Ravindran A Ravi, Phillips Don T and Solberg James J. Operations research. New York [u.a.]: Wiley. 1987.