Dyfyniad APA

Stone, P. A. (1988). Development and planning economy: Environmental and resource issues. London: Spon.

Dyfyniad Arddull Chicago

Stone, P. A. Development and Planning Economy: Environmental and Resource Issues. London: Spon, 1988.

Dyfyniad MLA

Stone, P. A. Development and Planning Economy: Environmental and Resource Issues. London: Spon, 1988.

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