Cita APA (7a ed.)

Clayton, R. (1921). Steam boiler maintenance . Sir Isaac Pitman & Sons.

Cita Chicago Style (17a ed.)

Clayton, Reginald. Steam Boiler Maintenance . London [etc.]: Sir Isaac Pitman & Sons, 1921.

Cita MLA (9a ed.)

Clayton, Reginald. Steam Boiler Maintenance . Sir Isaac Pitman & Sons, 1921.