APA (7th ed.) Citation

ebrary, Inc, Maxwell, D., & Schubert, K. (1989). Interlinguistics: Aspects of the science of planned languages. Mouton de Gruyter.

Chicago Style (17th ed.) Citation

ebrary, Inc, Dan Maxwell, and Klaus Schubert. Interlinguistics: Aspects of the Science of Planned Languages. Berlin ; New York: Mouton de Gruyter, 1989.

MLA (9th ed.) Citation

ebrary, Inc, et al. Interlinguistics: Aspects of the Science of Planned Languages. Mouton de Gruyter, 1989.