Adolf Wölfli : draftsman, writer, poet, composer

MLA

Baumann, Daniel, and Elka Spoerri. Adolf Wölfli : Draftsman, Writer, Poet, Composer. Ithaca (N.Y.): Cornell university press, 1997.

APA

Baumann, D., & Spoerri, E. (1997). Adolf Wölfli : draftsman, writer, poet, composer. Ithaca (N.Y.): Cornell university press.

Chicago

Baumann, Daniel, Adolf Wölfli: Draftsman, Writer, Poet, Composer. Edited by Elka Spoerri. Ithaca (N.Y.): Cornell university press, 1997.