APA (7th ed.) Citation

Williams, E. (1981). Schemes & variations. Ed. Hansjörg Mayer.

Chicago Style (17th ed.) Citation

Williams, Emmett. Schemes & Variations. Stuttgart <<[u.a.]>>: Ed. Hansjörg Mayer, 1981.

MLA (9th ed.) Citation

Williams, Emmett. Schemes & Variations. Ed. Hansjörg Mayer, 1981.

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