Diesel engines : questions and answers /
A.J. Wharton, foreword by Don Ewart.
- London : Stanford Maritime, 1975.
- [7], 88 p. : ill ; 21 cm. + pbk.
- Kandy marine engineering series .
'... [for students preparing for] the motor examination paper for the Department of Trade Second Class Certificate of Competency for Marine Engineer Officers' - Preface.