Style de citation APA (7e éd.)

Gardner, E. G. (1904). The story of Siena and San Gimignano ([2d ed.].). J. M. Dent & co..

Style de citation Chicago (17e éd.)

Gardner, Edmund Garratt. The Story of Siena and San Gimignano. [2d ed.]. London: J. M. Dent & co., 1904.

Style de citation MLA (8e éd.)

Gardner, Edmund Garratt. The Story of Siena and San Gimignano. [2d ed.]. J. M. Dent & co., 1904.