Gaya APA
Nasional, B, S.
(1992).
Spesifikasi Beton Tahan Sulfat
.
Jakarta:
South-Western College Publishing.
Gaya MLA
Nasional, Badan, Standarisasi.
"Spesifikasi Beton Tahan Sulfat".
Jakarta:
South-Western College Publishing,
1992.
Text.