Dyfyniad APA

Indian Standards Institution. (1977). Indian Standard: Code of Practice for Treatment of Water for Industrial Cooling Systems. Indian Standards Institution.

Dyfyniad Arddull Chicago

Indian Standards Institution. Indian Standard: Code of Practice for Treatment of Water for Industrial Cooling Systems. N.Delhi: Indian Standards Institution, 1977.

Dyfyniad MLA

Indian Standards Institution. Indian Standard: Code of Practice for Treatment of Water for Industrial Cooling Systems. Indian Standards Institution, 1977.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.