Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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