APA (7e ed.) Bronvermelding

Trotsky, L. The Formalist School of Poetry and Marxism (1923): Leon Trotsky. Marxist literary theory : a reader.(2000).

Chicago (17e ed.) Bronvermelding

Trotsky, Leon. "The Formalist School of Poetry and Marxism (1923): Leon Trotsky." Marxist Literary Theory : A Reader.(2000) .

MLA (8e ed.) Bronvermelding

Trotsky, Leon. "The Formalist School of Poetry and Marxism (1923): Leon Trotsky." Marxist Literary Theory : A Reader.(2000), .