Citazione APA

(1955). Warp’s review workbooks (Revised 1955.). Warp Publishing Company.

Stile di citazione Chicago

Warp’s Review Workbooks. Revised 1955. Minden, Nebraska: Warp Publishing Company, 1955.

Citazione MLA

Warp’s Review Workbooks. Revised 1955. Warp Publishing Company, 1955.