Dyfyniad APA

Colley, B. C. (2005). Practical manual of land development. New York, NY: McGraw-Hill.

Dyfyniad Arddull Chicago

Colley, Barbara C. Practical Manual of Land Development. New York, NY: McGraw-Hill, 2005.

Dyfyniad MLA

Colley, Barbara C. Practical Manual of Land Development. New York, NY: McGraw-Hill, 2005.

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