Cita APA (7th ed.)

Thijsse, J. P., & Wenckebach, L. W. R. (1909). Winter. Verkade.

Cita Chicago (17th ed.)

Thijsse, Jacobus P., i Ludwig Willem Reymert Wenckebach. Winter. Zaandam: Verkade, 1909.

Cita MLA (8th ed.)

Thijsse, Jacobus P., i Ludwig Willem Reymert Wenckebach. Winter. Verkade, 1909.