APA (7th ed.) Citation

Campbell, B. G. (1985). Humankind emerging (Fourth edition.). Little.

Chicago Style (17th ed.) Citation

Campbell, Bernard G. Humankind Emerging. Fourth edition. Boston: Little, 1985.

MLA (9th ed.) Citation

Campbell, Bernard G. Humankind Emerging. Fourth edition. Little, 1985.

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