Cita APA (7th ed.)

Keetman, G. (1974). Elementaria: First acquaintance with Orff-Schulwerk. Schott.

Cita Chicago (17th ed.)

Keetman, Gunild. Elementaria: First Acquaintance with Orff-Schulwerk. London: Schott, 1974.

Cita MLA (9th ed.)

Keetman, Gunild. Elementaria: First Acquaintance with Orff-Schulwerk. Schott, 1974.