APA (7th ed.) Citation

Bentzon, N. V. (1968). 15 two-part inventions: 15 zweistimmige Inventionen : opus 159. Wilhelm Hansen.

Chicago Style (17th ed.) Citation

Bentzon, Niels Viggo. 15 Two-part Inventions: 15 Zweistimmige Inventionen : Opus 159. Copenhagen: Wilhelm Hansen, 1968.

MLA (9th ed.) Citation

Bentzon, Niels Viggo. 15 Two-part Inventions: 15 Zweistimmige Inventionen : Opus 159. Wilhelm Hansen, 1968.

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