Cita APA (7th ed.)
ebrary, Inc, Maxwell, D., & Schubert, K. (1989). Interlinguistics: Aspects of the science of planned languages. Mouton de Gruyter.
Cita Chicago (17th ed.)
ebrary, Inc, Dan Maxwell, i Klaus Schubert. Interlinguistics: Aspects of the Science of Planned Languages. Berlin ; New York: Mouton de Gruyter, 1989.
Cita MLA (9th ed.)
ebrary, Inc, et al. Interlinguistics: Aspects of the Science of Planned Languages. Mouton de Gruyter, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.