TY  - GEN
AU  - Gardner, Martin
TI  - Puteshestvie vo vremeni
SN  - 5030011668
U1  - 51 
PY  - 1990///
CY  - Moskva
PB  - Mir
N1  - Cuprinde bibliografie; Scriere chirilica; Time travel and other mathematical bewilderments - Martin Gardner (New York - W. H. Freeman and Company - 1988)
ER  -