Gaya APA

Hegurth, W, R., Warne, T, M. (2001). Turbine lubrication in the 21st century (2001). : Baltimore : ASTM ,.

Gaya MLA

Hegurth, William, R., Warne, Thomas, M. "Turbine lubrication in the 21st century". 2001 : Baltimore : ASTM ,, 2001. Text.