Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.

APA Citation Edition Citation

Fol, V. (2003). Rock-cut Caves with two Entrances or the Model of the Cosmos. Institute of Thracology.

Chicago Citation Edition Citation

Fol, Valeriia. Rock-cut Caves with Two Entrances or the Model of the Cosmos. Sofia: Institute of Thracology, 2003.

MLA Citation Edition Citation

Fol, Valeriia. Rock-cut Caves with Two Entrances or the Model of the Cosmos. Institute of Thracology, 2003.