APA

Valvor G., . (1897). Les treize. Paris: Edit. Paul Ollendorff.

Chicago

Valvor Guy, . 1897. Les treize. Paris: Edit. Paul Ollendorff.

Harvard

Valvor G., . (1897). Les treize. Paris: Edit. Paul Ollendorff.

MLA

Valvor Guy, . Les treize. Paris: Edit. Paul Ollendorff. 1897.