Dyfyniad APA

Ontario Secondary School Teachers' Federation. (1988). Education forum: The magazine for secondary school professionals. Ontario Secondary School Teachers' Federation.

Dyfyniad Arddull Chicago

Ontario Secondary School Teachers' Federation. Education Forum: The Magazine for Secondary School Professionals. [Toronto: Ontario Secondary School Teachers' Federation, 1988.

Dyfyniad MLA

Ontario Secondary School Teachers' Federation. Education Forum: The Magazine for Secondary School Professionals. Ontario Secondary School Teachers' Federation, 1988.

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