Gaya APA
Sparks, N, R.
(1959).
Mechannical Refrigeration / Norman,R Sparks
.
Tkyo:
Kugakusha Company.LTD.
Gaya MLA
Sparks, Norman, R..
"Mechannical Refrigeration / Norman,R Sparks".
Tkyo:
Kugakusha Company.LTD,
1959.
Teks.