Dyfyniad APA

Colley, B. C. (1999). Practical manual of land development (3rd ed.). McGraw-Hill.

Dyfyniad Arddull Chicago

Colley, B. C. Practical Manual of Land Development. 3rd ed. New York: McGraw-Hill, 1999.

Dyfyniad MLA

Colley, B. C. Practical Manual of Land Development. 3rd ed. McGraw-Hill, 1999.

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