APA (7th ed.) Citation

Libanio, Foerster, R., & Richtsteig, E. (1963). Libanii opera. Georg Olms.

Chicago Style (17th ed.) Citation

Libanio, Richard Foerster, and Eberard Richtsteig. Libanii Opera. Hildesheim: Georg Olms, 1963.

MLA (9th ed.) Citation

Libanio, et al. Libanii Opera. Georg Olms, 1963.