Gaya APA

Hitchens, F, E. (2015). Propellor Aerodynamics The History, Aerodynamics & Operation of Aircraft Propellers (E-Book) . : Andrews UK Limited.

Gaya MLA

Hitchens, Frank, E.. "Propellor Aerodynamics The History, Aerodynamics & Operation of Aircraft Propellers (E-Book)". : Andrews UK Limited, 2015. Text.