Cita APA

Huxley, T. H. (1967). On a piece of chalk. Charles Scribner's.

Citación estilo Chicago

Huxley, Thomas H. On a Piece of Chalk. New York: Charles Scribner's, 1967.

Cita MLA

Huxley, Thomas H. On a Piece of Chalk. New York: Charles Scribner's, 1967.