Dyfyniad APA

Bowler,I R, & Bryant,C R. (1992). Contemporary rural systems in transition. CAB International.

Dyfyniad Arddull Chicago

Bowler,I R, and Bryant,C R. Contemporary Rural Systems in Transition. Wallingford: CAB International, 1992.

Dyfyniad MLA

Bowler,I R, and Bryant,C R. Contemporary Rural Systems in Transition. CAB International, 1992.

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