Metcalf, K. N. (1965). Transportation: Information sources ; an annotated guide to publications, agencies, and other data sources, concerning air, rail, water, road, and pipeline transportation. Gale Research Co.
Chicago-Zitierstil (17. Ausg.)Metcalf, Kenneth N. Transportation: Information Sources ; an Annotated Guide to Publications, Agencies, and Other Data Sources, Concerning Air, Rail, Water, Road, and Pipeline Transportation. Detroit, Mich: Gale Research Co, 1965.
MLA-Zitierstil (9. Ausg.)Metcalf, Kenneth N. Transportation: Information Sources ; an Annotated Guide to Publications, Agencies, and Other Data Sources, Concerning Air, Rail, Water, Road, and Pipeline Transportation. Gale Research Co, 1965.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.