APA (7th ed.) Citation

Christian, J. T., & Desai, C. S. (1977). Numerical methods in geographical engineering. McGraw-Hill.

Chicago Style (17th ed.) Citation

Christian, John T., and C. S. Desai. Numerical Methods in Geographical Engineering. New York: McGraw-Hill, 1977.

MLA (9th ed.) Citation

Christian, John T., and C. S. Desai. Numerical Methods in Geographical Engineering. McGraw-Hill, 1977.