Dyfyniad APA
Friedman, S. D. (2000). Fine structure and class forcing. Walter de Gruyter.
Dyfyniad Arddull Chicago
Friedman, Sy D. Fine Structure and Class Forcing. Berlin ; New York: Walter de Gruyter, 2000.
Dyfyniad MLA
Friedman, Sy D. Fine Structure and Class Forcing. Walter de Gruyter, 2000.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.