Dyfyniad APA

Nolker, H. (1982). Vocational training: Teaching, curriculum, planning. Wiley Eastern Limited.

Dyfyniad Arddull Chicago

Nolker, Helmut. Vocational Training: Teaching, Curriculum, Planning. New Delhi: Wiley Eastern Limited, 1982.

Dyfyniad MLA

Nolker, Helmut. Vocational Training: Teaching, Curriculum, Planning. Wiley Eastern Limited, 1982.

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