Cite
Sulfur isotope variations in marine sulfate evaporites and the phanerozoic oxygen budget
MLA
H. Pietrek, et al. “Sulfur Isotope Variations in Marine Sulfate Evaporites and the Phanerozoic Oxygen Budget.” Journal of Geophysical Research, vol. 82, June 1977, pp. 2557–65. 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=edsair&AN=edsair.doi...........52e46827030a60bc9304701bed344769&authtype=sso&custid=ns315887.
APA
H. Pietrek, C. E. Junge, & M. Schidlowski. (1977). Sulfur isotope variations in marine sulfate evaporites and the phanerozoic oxygen budget. Journal of Geophysical Research, 82, 2557–2565.
Chicago
H. Pietrek, C. E. Junge, and M. Schidlowski. 1977. “Sulfur Isotope Variations in Marine Sulfate Evaporites and the Phanerozoic Oxygen Budget.” Journal of Geophysical Research 82 (June): 2557–65. 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=edsair&AN=edsair.doi...........52e46827030a60bc9304701bed344769&authtype=sso&custid=ns315887.