APA Style
Burnham, T, H., Bramley, D, H. (1950).
Engineering Economics / T. H. Burnham and D. H. Bramley (6).
London:
Pitman.
MLA Style
Burnham, T., H.., Bramley, D., H..
"Engineering Economics / T. H. Burnham and D. H. Bramley".
6
London:
Pitman,
1950.
Textbook ห้องสมุดทั่วไป.