Here are entered theoretical works on the relations among the nations of the world. Works on general political history and historical accounts of relations among nations are entered under World politics. Works on the foreign relations of an individual country are entered under the name of the country with the subdivision Foreign relations. --subdivisions Foreign relations and Foreign relations administration under names of regions, countries, and groups of countries
Here are entered works on nationals of one country performing farm labor in another country. Works on agricultural laborers who migrate from one section to another section of the same country are entered under Migrant agricultural laborers.
Here are entered general works on area studies, and with local subdivision, works on area studies carried out in specific places. Works on area studies about a particular region, country, etc. are entered under the name of the region, country, etc. with the subdivision Study and teaching or Research. --subdivision Research or Study and teaching under names of countries, cities, etc.
Here are entered works on trade among nations. Works on foreign trade of specific countries, cities, etc. are entered under headings of the type [place]--Commerce, further subdivided by place, if appropriate. If so subdivided, a second heading is assigned with the place names in reverse positions, e.g. 1. Canada--Commerce--United States. 2. United States--Commerce--Canada.
Here are entered works on corporations operating in countries (or states of the United States) other than those countries (or states of the United States) under whose laws they were organized. Works on corporations organized under the laws of an individual country and operating outside that country are entered under headings of the type Corporations, [nationality], with further subdivision by place, if any, in which the corporations are operating, e.g. Corporations, American--France.
