Zen, E. (1981). Metamorphic mineral assemblages of slightly calcic pelitic rocks in and around the Taconic allochthon, southwestern Massachusetts and adjacent Connecticut and New York. United States Government Printing Office.
Chicago Style (17th ed.) CitationZen, E-an. Metamorphic Mineral Assemblages of Slightly Calcic Pelitic Rocks in and Around the Taconic Allochthon, Southwestern Massachusetts and Adjacent Connecticut and New York. Washington,D.C: United States Government Printing Office, 1981.
MLA (9th ed.) CitationZen, E-an. Metamorphic Mineral Assemblages of Slightly Calcic Pelitic Rocks in and Around the Taconic Allochthon, Southwestern Massachusetts and Adjacent Connecticut and New York. United States Government Printing Office, 1981.
Warning: These citations may not always be 100% accurate.