Dyfyniad APA

Wise, G. (1980). American historical explanations: A strategy for grounded inquiry (2d ed., rev.). University of Minnesota.

Dyfyniad Arddull Chicago

Wise, Gene. American Historical Explanations: A Strategy for Grounded Inquiry. 2d ed., rev. Minneapolis: University of Minnesota, 1980.

Dyfyniad MLA

Wise, Gene. American Historical Explanations: A Strategy for Grounded Inquiry. 2d ed., rev. University of Minnesota, 1980.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.