Dyfyniad APA

Mellanby, K. (1970). Pesticides and pollution (2nd revised ed.). Collins.

Dyfyniad Arddull Chicago

Mellanby, Kenneth. Pesticides and Pollution. 2nd revised ed. London: Collins, 1970.

Dyfyniad MLA

Mellanby, Kenneth. Pesticides and Pollution. 2nd revised ed. Collins, 1970.

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