Dyfyniad APA

Heap, B. W. (1968). Guide to Carrers And Courses. Wardlock Educational.

Dyfyniad Arddull Chicago

Heap, Brian W. Guide to Carrers And Courses. London: Wardlock Educational, 1968.

Dyfyniad MLA

Heap, Brian W. Guide to Carrers And Courses. Wardlock Educational, 1968.

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