APA (7th ed.) Citation

Blackburn, R. (2011). Karl Marx and Abraham Lincoln . a curious convengence.

Chicago Style (17th ed.) Citation

Blackburn, Robin. Karl Marx and Abraham Lincoln . a Curious Convengence. 2011.

MLA (8th ed.) Citation

Blackburn, Robin. Karl Marx and Abraham Lincoln . a Curious Convengence. 2011.

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