APA (7th ed.) Citation

HEER, H. d. (1966). Drie Etudes Three studies-drie etuden. Harmonia-Uitgave.

Chicago Style (17th ed.) Citation

HEER, Hans de. Drie Etudes Three Studies-drie Etuden. Harmonia-Uitgave, 1966.

MLA (8th ed.) Citation

HEER, Hans de. Drie Etudes Three Studies-drie Etuden. Harmonia-Uitgave, 1966.

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