Cita APA

Grolier international. (1987). Grolier academic encyclopedia: Vol :15. Grolier international, Acamedic American.

Citación estilo Chicago

Grolier international. Grolier Academic Encyclopedia: Vol :15. USA: Grolier international, Acamedic American, 1987.

Cita MLA

Grolier international. Grolier Academic Encyclopedia: Vol :15. Grolier international, Acamedic American, 1987.

Warning: These citations may not always be 100% accurate.