Style de citation APA (7e éd.)

Hope, A. G., & Hope, J. B. (1973). Symbols of the nations: By A. Guy Hope and Janet Barker Hope. Publ. Affairs Pr..

Style de citation Chicago (17e éd.)

Hope, Ashley Guy, et Janet Barker Hope. Symbols of the Nations: By A. Guy Hope and Janet Barker Hope. Washington, D.C.: Publ. Affairs Pr., 1973.

Style de citation MLA (8e éd.)

Hope, Ashley Guy, et Janet Barker Hope. Symbols of the Nations: By A. Guy Hope and Janet Barker Hope. Publ. Affairs Pr., 1973.