Gaya APA
HARKER, J, R, B, &, J, R. et al
(1973).
PROCESS PLANT DESIGN
.
LONDON:
BUTTERWORTH HEINEMANN.
Gaya MLA
HARKER, J., R., BACKHURST, &, J., R.. et al.
"PROCESS PLANT DESIGN".
LONDON:
BUTTERWORTH HEINEMANN,
1973.
Text.