TY  - BOOK
AU  - Enikeev, V. R.
TI  - Practical aid for oil well operators
T2  - ˆThe ‰workers techn. libr
PY  - 1970///
CY  - Μ.
PB  - "Mir"
KW  - Тг-904(рук.) [И361, 07]
KW  - rubbk
ER  -