TY  - BOOK
ED  - American Petroleum Institute, API
TI  - Sucker Rods and Rod-Related Products: API Specification 11B
U1  - Caja 7 
PY  - 2023///
CY  - Washington
PB  - American Petroleum Institute, API
KW  - Normalización
KW  - Normas API
KW  - Varillas de bombeo
N1  - Título anterior : Specification for sucker rods, polished rods and liners, couplings, slinker bars, polished rod clamps, stuffing boxes, and pumping tees
ER  -