APA (7th ed.) Citation

Prucha, J., Wichs, L., & Severa, F. (1977). Taschenatlas Sommerblumem. Artia.

Chicago Style (17th ed.) Citation

Prucha, Jaroslav, Lucian Wichs, and Frantisek Severa. Taschenatlas Sommerblumem. Prag: Artia, 1977.

MLA (8th ed.) Citation

Prucha, Jaroslav, et al. Taschenatlas Sommerblumem. Artia, 1977.