TY  - BOOK
ED  - American Petroleum Institute, API
TI  - Specification for drill pipe: API Specification 5DP ; ISO 11961:2008 (identical), petroleum and natural gas industries -steel drill pipe
U1  - Caja 2-A 
PY  - 2020///
CY  - Washington
PB  - American Petroleum Institute, API
KW  - Normalización
KW  - Normas API
ER  -