APA (7th ed.) Citation

Kerr, J. R., & Littlefield, J. E. (1974). Marketing: An environmental approach. Prentice-Hall.

Chicago Style (17th ed.) Citation

Kerr, John R., and James E. Littlefield. Marketing: An Environmental Approach. Englewood Cliffs, N.J.: Prentice-Hall, 1974.

MLA (8th ed.) Citation

Kerr, John R., and James E. Littlefield. Marketing: An Environmental Approach. Prentice-Hall, 1974.