Dyfyniad APA

Thomson, J. B. (1893). A commercial arithmetic: Designed for academies, high schools, counting rooms, and business colleges. Maynard, Merrill, & Co..

Dyfyniad Arddull Chicago

Thomson, James B. A Commercial Arithmetic: Designed for Academies, High Schools, Counting Rooms, and Business Colleges. New York: Maynard, Merrill, & Co., 1893.

Dyfyniad MLA

Thomson, James B. A Commercial Arithmetic: Designed for Academies, High Schools, Counting Rooms, and Business Colleges. Maynard, Merrill, & Co., 1893.

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