Dyfyniad APA

Walker, G. (1990). Industrial heat exchangers: : a basic guide (2nd ed.). Hemisphere Pub. Corp.

Dyfyniad Arddull Chicago

Walker, G. Industrial Heat Exchangers: : A Basic Guide. 2nd ed. New York: Hemisphere Pub. Corp, 1990.

Dyfyniad MLA

Walker, G. Industrial Heat Exchangers: : A Basic Guide. 2nd ed. Hemisphere Pub. Corp, 1990.

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