Dyfyniad APA

(1999). Chemistry for civil services preliminary examionation. Sudha.

Dyfyniad Arddull Chicago

Chemistry for Civil Services Preliminary Examionation. New Delhi: Sudha, 1999.

Dyfyniad MLA

Chemistry for Civil Services Preliminary Examionation. Sudha, 1999.

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