APA (7th ed.) Citation

Campbell, H. (2009). Prisoners of Poverty Abroad. Project Gutenberg.

Chicago Style (17th ed.) Citation

Campbell, Helen. Prisoners of Poverty Abroad. Project Gutenberg, 2009.

MLA (9th ed.) Citation

Campbell, Helen. Prisoners of Poverty Abroad. Project Gutenberg, 2009.

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