Latin America in 300 articles published in the Bulletin of the Pan American Union.
APA Citation
Pan American Union. Division of Intellectual Cooperation. (1941). Latin America in 300 articles published in the Bulletin of the Pan American Union. Washington.
MLA Citation
Pan American Union. Division of Intellectual Cooperation. Latin America In 300 Articles Published In the Bulletin of the Pan American Union. Washington, 1941.
Warning: These citations may not always be complete (especially for serials).