TY  - BOOK
A1  -  Richard P. Feynman, with Robert B. Leighton and Matthew Sands ; introduction by Roger Penrose
TI  - Six not-so-easy pieces :
PB  - کتابخانه مطالعات اسلامی به زبان‌های اروپایی
SN  - 89999886
UR  /book/89999886/Six-notsoeasy-pieces/
ER  -