Cita APA

Ryan, J. K. 1. (1965). Twentieth-century thinkers: Studies in the work of seventeen modern philosophers. Staten Island, N.Y: Alba House.

Citación estilo Chicago

Ryan, John K. 1897-1981. Twentieth-century Thinkers: Studies in the Work of Seventeen Modern Philosophers. Staten Island, N.Y: Alba House, 1965.

Cita MLA

Ryan, John K. 1897-1981. Twentieth-century Thinkers: Studies in the Work of Seventeen Modern Philosophers. Staten Island, N.Y: Alba House, 1965.