APA (7th ed.) Citation

Gumplowicz, L. (1902). Die sociologische Grundidee. Wagner.

Chicago Style (17th ed.) Citation

Gumplowicz, Ludwig. Die Sociologische Grundidee. Innsbruck: Wagner, 1902.

MLA (8th ed.) Citation

Gumplowicz, Ludwig. Die Sociologische Grundidee. Wagner, 1902.

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