APA (7th ed.) Citation

Niggl, R. (1997). Hermann Obrist: Spitzenwirbelspirale.

Chicago Style (17th ed.) Citation

Niggl, Reto. Hermann Obrist: Spitzenwirbelspirale. 1997.

MLA (9th ed.) Citation

Niggl, Reto. Hermann Obrist: Spitzenwirbelspirale. 1997.

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