Customs of the world. [s.n.].
Cita Chicago Style (17a ed.)Customs of the World. [s.l.]: [s.n.].
Cita MLA (9a ed.)Customs of the World. [s.n.].
Precaución: Estas citas no son 100% exactas.
Cita APA (7a ed.)
Customs of the world. [s.n.].
Cita Chicago Style (17a ed.)Customs of the World. [s.l.]: [s.n.].
Cita MLA (9a ed.)Customs of the World. [s.n.].