APA (7th ed.) Citation

Riedl, P. A. (1999). Heaven and earth 1992. Schriften von Peter Anselm Riedl..

Chicago Style (17th ed.) Citation

Riedl, Peter Anselm. "Heaven and Earth 1992." Schriften Von Peter Anselm Riedl. 1999.

MLA (9th ed.) Citation

Riedl, Peter Anselm. "Heaven and Earth 1992." Schriften Von Peter Anselm Riedl., 1999.

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