Young, Rodney S.
Gordion:phrygioan construction and architecture:II.
- Pennsilvania-US : Univesity of Pennsylvania, 1962.
- páginas 2-12 : ilustraciones blanco y negro
- Trimenstral
- Vol.4, no 4(1962)
- Expedition. the bulletin of the university museum of the university of pennsilvania ; no. 4 .
- University of Pennsylvania. .