APA (7th ed.) Citation

Kirchherr, E. C. (1979). Abyssinia to Zimbabwe.

Chicago Style (17th ed.) Citation

Kirchherr, Eugene C. Abyssinia to Zimbabwe. 1979.

MLA (9th ed.) Citation

Kirchherr, Eugene C. Abyssinia to Zimbabwe. 1979.

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