Dyfyniad APA

Journal of planning and environment law, 1986. Sweet an Maxwell.

Dyfyniad Arddull Chicago

Journal of Planning and Environment Law, 1986. London: Sweet an Maxwell.

Dyfyniad MLA

Journal of Planning and Environment Law, 1986. Sweet an Maxwell.

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