APA (7th ed.) Citation

Denton, F. T., & Spencer, B. G. (1975). Population and the economy. Saxon House.

Chicago Style (17th ed.) Citation

Denton, Frank T., and Byron G. Spencer. Population and the Economy. Farnborough, Eng: Saxon House, 1975.

MLA (9th ed.) Citation

Denton, Frank T., and Byron G. Spencer. Population and the Economy. Saxon House, 1975.