Gaya APA
Thanh, L, &, N., Thanh, E, O, B, L, N. (1978).
Water Pollution Control in Developing Countries .
Bangkok:
.
Gaya MLA
Thanh, Lohani, &, NC., Thanh, EAR, Ouano, BN, Lohani, NC.
"Water Pollution Control in Developing Countries".
Bangkok:
,
1978.
.