Gaya APA
SAWYER, C, N.
(1978).
Chemistry For Environmental Engineering
(
Ed. 3)
.
Tokyo Japan:
Mc Graw Hill.
Gaya MLA
SAWYER, CLAIR, N.,.
"Chemistry For Environmental Engineering".
Ed. 3
Tokyo Japan:
Mc Graw Hill,
1978.
Buku Prodi Teknik Sipil.