APA (7th ed.) Citation

International Educational Cinematographic Institute, Pella, V. V., & League of Nations. (1930). Preliminary draft international convention for the abolition of customs barriers against educational films.

Chicago Style (17th ed.) Citation

International Educational Cinematographic Institute, Vespasien V. Pella, and League of Nations. Preliminary Draft International Convention for the Abolition of Customs Barriers Against Educational Films. [Geneva], 1930.

MLA (8th ed.) Citation

International Educational Cinematographic Institute, et al. Preliminary Draft International Convention for the Abolition of Customs Barriers Against Educational Films. 1930.

Warning: These citations may not always be 100% accurate.