TY  - BOOK
AU  - Petrjanov-Sokolov, I. V.
TI  - Nature knows no borders
T2  - Expert opinion
PY  - 1987///
CY  - M.
PB  - "Novosti" press agency publ. house
KW  - Окружающая среда
KW  - Охрана
KW  - nlr_sh1
KW  - Москва
KW  - Б1
KW  - rubbk
KW  - У491(0)
ER  -