Dyfyniad APA

Lassey,William R. (1977). Planning in rural environments. McGraw Hill.

Dyfyniad Arddull Chicago

Lassey,William R. Planning in Rural Environments. New York: McGraw Hill, 1977.

Dyfyniad MLA

Lassey,William R. Planning in Rural Environments. McGraw Hill, 1977.

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