Cite
Northeast extension of Proterozoic terranes of mid-continental North America: discussion and reply
MLA
Wahl, W. G., et al. “Northeast Extension of Proterozoic Terranes of Mid-Continental North America: Discussion and Reply.” The Geological Society of America Bulletin, vol. 101, no. 5, May 1989, p. 755. EBSCOhost, widgets.ebscohost.com/prod/customlink/proxify/proxify.php?count=1&encode=0&proxy=&find_1=&replace_1=&target=https://search.ebscohost.com/login.aspx?direct=true&site=eds-live&scope=site&db=edsggo&AN=edsgcl.9177908&authtype=sso&custid=ns315887.
APA
Wahl, W. G., Van Breemen, O., & Davidson, A. (1989). Northeast extension of Proterozoic terranes of mid-continental North America: discussion and reply. The Geological Society of America Bulletin, 101(5), 755.
Chicago
Wahl, W.G., O. Van Breemen, and A. Davidson. 1989. “Northeast Extension of Proterozoic Terranes of Mid-Continental North America: Discussion and Reply.” The Geological Society of America Bulletin 101 (5): 755. http://widgets.ebscohost.com/prod/customlink/proxify/proxify.php?count=1&encode=0&proxy=&find_1=&replace_1=&target=https://search.ebscohost.com/login.aspx?direct=true&site=eds-live&scope=site&db=edsggo&AN=edsgcl.9177908&authtype=sso&custid=ns315887.