Cita APA (7a ed.)
Windsor, M., & Crump, D. J. On The Brink of Tomorrow: Frontiers of Science. National Geographic Society.
Cita estilo Chicago (17a ed.)
Windsor, Merrill, y Donald J. Crump. On The Brink of Tomorrow: Frontiers of Science. Washington, EUA: National Geographic Society.
Cita MLA (9a ed.)
Windsor, Merrill, y Donald J. Crump. On The Brink of Tomorrow: Frontiers of Science. National Geographic Society.
Precaución: Estas citas no son 100% exactas.