APA
Lea J. F., Winkler H. W., Snyder R. E., Winkler H. W. & Snyder R. E.What's new in artificial lift. : .
Chicago
Lea James F, Winkler Herald W, Snyder Robert E, Winkler Herald W and Snyder Robert E.What's new in artificial lift. : .
Harvard
Lea J. F., Winkler H. W., Snyder R. E., Winkler H. W. and Snyder R. E.What's new in artificial lift. : .
MLA
Lea James F, Winkler Herald W, Snyder Robert E, Winkler Herald W and Snyder Robert E.: . .
