APA (7th ed.) Citation

Legrand, J., & Rusch, A. (1474). [Leaf from Sophologium]. [Adolf Rusch?].

Chicago Style (17th ed.) Citation

Legrand, Jacques, and Adolph Rusch. [Leaf from Sophologium]. [Strassburg?]: [Adolf Rusch?], 1474.

MLA (9th ed.) Citation

Legrand, Jacques, and Adolph Rusch. [Leaf from Sophologium]. [Adolf Rusch?], 1474.