Henry, J. G., & Heinke, G. W. (1996). Environmental science and engineering (2nd ed.). Prentice-Hall.
Cita Chicago (17th ed.)Henry, J. Glynn, i G. W. Heinke. Environmental Science and Engineering. 2nd ed. New Jersey: Prentice-Hall, 1996.
Cita MLA (9th ed.)Henry, J. Glynn, i G. W. Heinke. Environmental Science and Engineering. 2nd ed. Prentice-Hall, 1996.
Atenció: Aquestes cites poden no estar 100% correctes.