Dyfyniad APA

European Science Foundation, Borrough, P. A., & Frank, A. U. (1996). Geographic objects with indeterminate boundaries. Taylor and Francis.

Dyfyniad Arddull Chicago

European Science Foundation, Peter A. Borrough, and Andrew U. Frank. Geographic Objects with Indeterminate Boundaries. London: Taylor and Francis, 1996.

Dyfyniad MLA

European Science Foundation, et al. Geographic Objects with Indeterminate Boundaries. Taylor and Francis, 1996.

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