Indian Standards Institution. (1983). Specification for hydrophobic portland cement (1.). Indian Standards Institution.
استشهاد بنمط شيكاغوIndian Standards Institution. Specification for Hydrophobic Portland Cement. 1. New Delhi: Indian Standards Institution, 1983.
MLA استشهادIndian Standards Institution. Specification for Hydrophobic Portland Cement. 1. Indian Standards Institution, 1983.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.