APA
Redden J., . (2011). A new slant to what constitutes drilling efficiency. : .
Chicago
Redden Jim, . 2011. A new slant to what constitutes drilling efficiency. : .
Harvard
Redden J., . (2011). A new slant to what constitutes drilling efficiency. : .
MLA
Redden Jim, . A new slant to what constitutes drilling efficiency. : . 2011.