APA (7th ed.) Citation

Kirk, K. P. (1987). The golden ratio in Chopin's preludes, opus 28.

Chicago Style (17th ed.) Citation

Kirk, Kenneth P. The Golden Ratio in Chopin's Preludes, Opus 28. 1987.

MLA (9th ed.) Citation

Kirk, Kenneth P. The Golden Ratio in Chopin's Preludes, Opus 28. 1987.

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