APA (7th ed.) Citation

Thierfelder, S., Thierfelder, W., & Dettelbacher, W. (1999). Franken. Flechsig.

Chicago Style (17th ed.) Citation

Thierfelder, Stephan, Walter Thierfelder, and Werner Dettelbacher. Franken. Würzburg: Flechsig, 1999.

MLA (9th ed.) Citation

Thierfelder, Stephan, et al. Franken. Flechsig, 1999.