Mura, R. B., & Rhetulla, A. (1977). Orderable Groups. New York: Marcel Dekker.
Dyfyniad Arddull ChicagoMura, Roberta Botto, và Akbar Rhetulla. Orderable Groups. New York: Marcel Dekker, 1977.
Dyfyniad MLAMura, Roberta Botto, và Akbar Rhetulla. Orderable Groups. New York: Marcel Dekker, 1977.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.