Marsh, C. J., & Willis, G. (1995). Curriculum: Alternative approaches, ongoing issues. Merrill.
Dyfyniad Arddull ChicagoMarsh, Colin J., and George Willis. Curriculum: Alternative Approaches, Ongoing Issues. Englewood Cliffs, N.J.: Merrill, 1995.
Dyfyniad MLAMarsh, Colin J., and George Willis. Curriculum: Alternative Approaches, Ongoing Issues. Merrill, 1995.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.