Cita APA (7a ed.)
Fresco, J. Questions, Participation, Stating the Problem. The Venus Project.
Cita estilo Chicago (17a ed.)
Fresco, Jacque. Questions, Participation, Stating the Problem. Venus, EUA: The Venus Project.
Cita MLA (9a ed.)
Fresco, Jacque. Questions, Participation, Stating the Problem. The Venus Project.
Precaución: Estas citas no son 100% exactas.