Dyfyniad APA

SEDLEY, D. (1981). College writer's workbook. A Bell dan Howell co.

Dyfyniad Arddull Chicago

SEDLEY, Dorothy. College Writer's Workbook. Columbus: A Bell dan Howell co, 1981.

Dyfyniad MLA

SEDLEY, Dorothy. College Writer's Workbook. A Bell dan Howell co, 1981.

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