Grolier Incorporated. (1996). The new book of knowledge. Grolier Incorporated.
Citación estilo ChicagoGrolier Incorporated. The New Book of Knowledge. Danbury, Conn: Grolier Incorporated, 1996.
Cita MLAGrolier Incorporated. The New Book of Knowledge. Grolier Incorporated, 1996.
Warning: These citations may not always be 100% accurate.