Gaya APA
Armstrong, L, V., Hartman, , J, B. (1959).
The Diesel Engine (cet. 1).
United States of America:
The Macmillan Company.
Gaya MLA
Armstrong, L., V., Hartman, , J., B.
"The Diesel Engine".
cet. 1
United States of America:
The Macmillan Company,
1959.
Art Original.