Cofnodi Dyfyniadau

Dyfyniad APA
Mortensen, D. G., & Schmuller, A. M. (1966). Guidance in today's schools (2nd ed.). Wiley.
Dyfyniad Arddull Chicago
Mortensen, Donald G., and Allen M. Schmuller. Guidance in Today's Schools. 2nd ed. New York: Wiley, 1966.
Dyfyniad MLA
Mortensen, Donald G., and Allen M. Schmuller. Guidance in Today's Schools. 2nd ed. Wiley, 1966.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.