Cita APA (7a ed.)

Clifford, W. K. (2009). Lectures and essays. General Books.

Cita Chicago Style (17a ed.)

Clifford, William Kingdon. Lectures and Essays. [S.l.]: General Books, 2009.

Cita MLA (9a ed.)

Clifford, William Kingdon. Lectures and Essays. General Books, 2009.