APA (7th ed.) Citation

Incoporated, G. (1971). The New Book of Knowledge B Vol 2. Grolier Incoporated.

Chicago Style (17th ed.) Citation

Incoporated, Grolier. The New Book of Knowledge B Vol 2. Grolier Incoporated, 1971.

MLA (8th ed.) Citation

Incoporated, Grolier. The New Book of Knowledge B Vol 2. Grolier Incoporated, 1971.

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