labor, E. D. o. c. a. Commercial travellers in foreign countries. Government printing office (Washington).
Chicago Style (17th ed.) Citationlabor, Etats-Unis. Department of commerce and. Commercial Travellers in Foreign Countries. Government printing office (Washington).
MLA (8th ed.) Citationlabor, Etats-Unis. Department of commerce and. Commercial Travellers in Foreign Countries. Government printing office (Washington).
Warning: These citations may not always be 100% accurate.