APA (7th ed.) Citation

Grolier International. Grolier academic encyclopedia: Vol :3. Grolier International.

Chicago Style (17th ed.) Citation

Grolier International. Grolier Academic Encyclopedia: Vol :3. USA: Grolier International.

MLA (9th ed.) Citation

Grolier International. Grolier Academic Encyclopedia: Vol :3. Grolier International.

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