American Library Association. Business Reference Services Committee. (1978). Business serials of the U.S. Government: A selective , annotated checklist of reference titles. The Association.
Dyfyniad Arddull ChicagoAmerican Library Association. Business Reference Services Committee. Business Serials of the U.S. Government: A Selective , Annotated Checklist of Reference Titles. Chicago: The Association, 1978.
Dyfyniad MLAAmerican Library Association. Business Reference Services Committee. Business Serials of the U.S. Government: A Selective , Annotated Checklist of Reference Titles. The Association, 1978.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.