APA (7th ed.) Citation

Transworld Linguistic Association & Décsy, G. (1988). Statistical report on the languages of the world as of 1985. Eurolingua.

Chicago Style (17th ed.) Citation

Transworld Linguistic Association and Gyula Décsy. Statistical Report on the Languages of the World as of 1985. Bloomington, Ind.: Eurolingua, 1988.

MLA (9th ed.) Citation

Transworld Linguistic Association and Gyula Décsy. Statistical Report on the Languages of the World as of 1985. Eurolingua, 1988.

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