APA (7th ed.) Citation

Duyn , R. v., & Kropotkine , P. (1972). Message of a wise kabouter. Duckworth.

Chicago Style (17th ed.) Citation

Duyn , Roel van, and Pierre Kropotkine. Message of a Wise Kabouter. Duckworth, 1972.

MLA (8th ed.) Citation

Duyn , Roel van, and Pierre Kropotkine. Message of a Wise Kabouter. Duckworth, 1972.

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