APA (7th ed.) Citation

Abt, F., Troutbeck, J., & Francke, A. H. 1. The Grave of a singer. Novello, Ewer & Co.

Chicago Style (17th ed.) Citation

Abt, Franz, J. Troutbeck, and August Hermann,‏ 1663-1727‏ Francke. The Grave of a Singer. London: Novello, Ewer & Co.

MLA (9th ed.) Citation

Abt, Franz, et al. The Grave of a Singer. Novello, Ewer & Co.

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