Ferrians, O. J., Kachadoorian, R., & Greene, G. W. (1969). Permafrost and related engineering problems in Alaska. United States Government Printing Office.
Chicago Style (17th ed.) CitationFerrians, Oscar J., Reuben Kachadoorian, and Gordon W. Greene. Permafrost and Related Engineering Problems in Alaska. Washington: United States Government Printing Office, 1969.
MLA (9th ed.) CitationFerrians, Oscar J., et al. Permafrost and Related Engineering Problems in Alaska. United States Government Printing Office, 1969.
Warning: These citations may not always be 100% accurate.