APA (7th ed.) Citation

Degn, C., Eggert, E., & Kolb, A. (1965). Seydlitz (9a. ed.). Ferdinand Hirt.

Chicago Style (17th ed.) Citation

Degn, Christian, Erwin Eggert, and Albert Kolb. Seydlitz. 9a. ed. Hannover: Ferdinand Hirt, 1965.

MLA (9th ed.) Citation

Degn, Christian, et al. Seydlitz. 9a. ed. Ferdinand Hirt, 1965.