Dyfyniad APA

Black,R D Collison. (1977). Papers and correspondence of William Stanley Jevons. Mac Millan.

Dyfyniad Arddull Chicago

Black,R D Collison. Papers and Correspondence of William Stanley Jevons. London: Mac Millan, 1977.

Dyfyniad MLA

Black,R D Collison. Papers and Correspondence of William Stanley Jevons. Mac Millan, 1977.

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