APA:
Mostafa, Ashraf Aboul-Fetooh (2013). Paleokarst shafts in the western desert of Egypt.
Acta carsologica, letnik 42, številka 1, str. 49-60.
URN:NBN:SI:DOC-XMQ3XGST from http://www.dlib.si
MLA:
Mostafa, Ashraf Aboul-Fetooh. "Paleokarst shafts in the western desert of Egypt."
Acta carsologica letnik 42. številka 1 (2013) str. 49-60.
<http://www.dlib.si/?URN=URN:NBN:SI:DOC-XMQ3XGST>