APA (7th ed.) Citation

Armstrong, S. C. (1879). Emigration to Liberia .. [Verlag nicht ermittelbar].

Chicago Style (17th ed.) Citation

Armstrong, S. C. Emigration to Liberia .. Washington, D.C: [Verlag nicht ermittelbar], 1879.

MLA (9th ed.) Citation

Armstrong, S. C. Emigration to Liberia .. [Verlag nicht ermittelbar], 1879.

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