3. A geometry of music :

Author:

Library: Center and Library of Islamic Studies in European Languages (Qom)

Subject: Counterpoint,Harmony,Musical analysis

Classification :
MT50
.
T98
2011

4. A history of non-Euclidean geometry

Author:

Library: Library of College of Science University of Tehran (Tehran)

Subject: Geometry, Non-Euclidean -- History

Classification :
QA
685
.
R6713
1988