Cita APA (7a ed.)
(1973). Primitive worlds: People lost in time (ed.). National geographical society.
Cita Chicago Style (17a ed.)
Primitive Worlds: People Lost in Time. ed. Washington: National geographical society, 1973.
Cita MLA (9a ed.)
Primitive Worlds: People Lost in Time. ed. National geographical society, 1973.
Precaución: Estas citas no son 100% exactas.