APA (7th ed.) Citation

Krofchak, D., & Stone, J. N. (1975). Science & engineering for pollution-free systems. Ann Arbor Science Publishers.

Chicago Style (17th ed.) Citation

Krofchak, David, and J. Neil Stone. Science & Engineering for Pollution-free Systems. Ann Arbor, Mich.: Ann Arbor Science Publishers, 1975.

MLA (8th ed.) Citation

Krofchak, David, and J. Neil Stone. Science & Engineering for Pollution-free Systems. Ann Arbor Science Publishers, 1975.