Dyfyniad APA

(1977). Seminar on Environmental Pollution and Urban Administration, New Delhi, 1973. Indian Institute of Public Administration.

Dyfyniad Arddull Chicago

Seminar on Environmental Pollution and Urban Administration, New Delhi, 1973. New Delhi: Indian Institute of Public Administration, 1977.

Dyfyniad MLA

Seminar on Environmental Pollution and Urban Administration, New Delhi, 1973. Indian Institute of Public Administration, 1977.

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