Dyfyniad APA

Institution of Engineers, Sri Lanka. Directory of members. Institution of Engineers, Sri Lanka.

Dyfyniad Arddull Chicago

Institution of Engineers, Sri Lanka. Directory of Members. Colombo: Institution of Engineers, Sri Lanka.

Dyfyniad MLA

Institution of Engineers, Sri Lanka. Directory of Members. Institution of Engineers, Sri Lanka.

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