Bagnall, R. S., Sijpesteijn, P. J., & Worp, K. A. (1980). Greek ostraka: A catalogue of the coll. of Greek ostraka at the National Museum of Antiquities at Leiden with a chapter on the Greek Ostraka in the Papyrological Institute of the Univ. of Leiden. Terra Publ.
Chicago-Zitierstil (17. Ausg.)Bagnall, Roger S., Pieter J. Sijpesteijn, und Klaas Anthony Worp. Greek Ostraka: A Catalogue of the Coll. of Greek Ostraka at the National Museum of Antiquities at Leiden with a Chapter on the Greek Ostraka in the Papyrological Institute of the Univ. of Leiden. Zutphen: Terra Publ, 1980.
MLA-Zitierstil (9. Ausg.)Bagnall, Roger S., et al. Greek Ostraka: A Catalogue of the Coll. of Greek Ostraka at the National Museum of Antiquities at Leiden with a Chapter on the Greek Ostraka in the Papyrological Institute of the Univ. of Leiden. Terra Publ, 1980.