APA (7th ed.) Citation

Steffens, G. (1981). Akkordeonschule Manual III. Laumann.

Chicago Style (17th ed.) Citation

Steffens, Gabriele. Akkordeonschule Manual III. Dülmen/Westfalen: Laumann, 1981.

MLA (8th ed.) Citation

Steffens, Gabriele. Akkordeonschule Manual III. Laumann, 1981.

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