Dyfyniad APA

Osherson, D. N. (1974). Logical abilities in children. L. Erlbaum Associates.

Dyfyniad Arddull Chicago

Osherson, Daniel N. Logical Abilities in Children. Potomac, Md.: L. Erlbaum Associates, 1974.

Dyfyniad MLA

Osherson, Daniel N. Logical Abilities in Children. L. Erlbaum Associates, 1974.

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