MLA

Ficino, Marsilio, Carol V Kaske, and John R Clark. Three Books On Life. Binghamton, N.Y.: Medieval & Renaissance Texts & Studies in conjunction with the Renaissance Society of America, 1989.

APA

Ficino, M., Kaske, C. V., & Clark, J. R. (1989). Three books on life. Binghamton, N.Y.: Medieval & Renaissance Texts & Studies in conjunction with the Renaissance Society of America.

Chicago

Ficino, Marsilio, Carol V. Kaske, and John R. Clark. Three Books On Life. Binghamton, N.Y.: Medieval & Renaissance Texts & Studies in conjunction with the Renaissance Society of America, 1989.