APA (7th ed.) Citation

Zapf, H., Zapf von Hesse, G., & Kelly, J. (2008). Manuale Zapficum: Typographic arrangements of words by and about the work of Hermann Zapf & Gudrun Zapf von Hesse : set in typefaces by both. In honor of their ninetieth birthdays. The Typophiles.

Chicago Style (17th ed.) Citation

Zapf, Hermann, Gudrun Zapf von Hesse, and Jerry Kelly. Manuale Zapficum: Typographic Arrangements of Words by and About the Work of Hermann Zapf & Gudrun Zapf Von Hesse : Set in Typefaces by Both. In Honor of Their Ninetieth Birthdays. New York City: The Typophiles, 2008.

MLA (9th ed.) Citation

Zapf, Hermann, et al. Manuale Zapficum: Typographic Arrangements of Words by and About the Work of Hermann Zapf & Gudrun Zapf Von Hesse : Set in Typefaces by Both. In Honor of Their Ninetieth Birthdays. The Typophiles, 2008.

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