CROCETTI, G., & ELLIS, D. (1984). GMAT (graduate management admission test). Prentice-Hall.
Dyfyniad Arddull ChicagoCROCETTI, Gino, and David ELLIS. GMAT (graduate Management Admission Test). New Delhi: Prentice-Hall, 1984.
Dyfyniad MLACROCETTI, Gino, and David ELLIS. GMAT (graduate Management Admission Test). Prentice-Hall, 1984.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.