APA (7th ed.) Citation

Ferri, E., & Troelstra, H. (1899). Socialisme en wetenschap (Darwin-Spencer-Marx). Amsterdam: Poutsma.

Chicago Style (17th ed.) Citation

Ferri, Enrico, and H. Troelstra. Socialisme En Wetenschap (Darwin-Spencer-Marx). Amsterdam: Poutsma, 1899.

MLA (8th ed.) Citation

Ferri, Enrico, and H. Troelstra. Socialisme En Wetenschap (Darwin-Spencer-Marx). Amsterdam: Poutsma, 1899.

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