APA (7th ed.) Citation

(1979). The friendship of Edwin Ray Lankester and Karl Marx. s.n.].

Chicago Style (17th ed.) Citation

The Friendship of Edwin Ray Lankester and Karl Marx. s.n.], 1979.

MLA (8th ed.) Citation

The Friendship of Edwin Ray Lankester and Karl Marx. s.n.], 1979.

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