Dyfyniad APA

SUMMERS, E. L. (1989). Accounting information systems. Houghton Mifflin Comp.

Dyfyniad Arddull Chicago

SUMMERS, Edward Lee. Accounting Information Systems. Dallas: Houghton Mifflin Comp, 1989.

Dyfyniad MLA

SUMMERS, Edward Lee. Accounting Information Systems. Houghton Mifflin Comp, 1989.

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