APA (7th ed.) Citation

Härtel, H., & Schönfeld, R. (1998). Bulgarien: Hans-Joachim Härtel ; Roland Schönfeld. Pustet.

Chicago Style (17th ed.) Citation

Härtel, Hans-Joachim, and Roland Schönfeld. Bulgarien: Hans-Joachim Härtel ; Roland Schönfeld. Regensburg: Pustet, 1998.

MLA (8th ed.) Citation

Härtel, Hans-Joachim, and Roland Schönfeld. Bulgarien: Hans-Joachim Härtel ; Roland Schönfeld. Pustet, 1998.

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