APA (7th ed.) Citation

USA Superintendent of Documents. (1981). Africa. US Gov. Print. Off.

Chicago Style (17th ed.) Citation

USA Superintendent of Documents. Africa. Washington, D.C: US Gov. Print. Off, 1981.

MLA (9th ed.) Citation

USA Superintendent of Documents. Africa. US Gov. Print. Off, 1981.

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