American Petroleum Institute, American Petroleum Institute, American National Standards Institute, & American National Standards Institute. (1985). Recommended rules for design and construction of large, welded, low -pressure storage tanks (7. edition.). Washington: El Instituto.
Citación estilo ChicagoAmerican Petroleum Institute, American Petroleum Institute, American National Standards Institute, y American National Standards Institute. Recommended Rules for Design and Construction of Large, Welded, Low -pressure Storage Tanks. 7. edition. Washington: El Instituto, 1985.
Cita MLAAmerican Petroleum Institute, American Petroleum Institute, American National Standards Institute, y American National Standards Institute. Recommended Rules for Design and Construction of Large, Welded, Low -pressure Storage Tanks. 7. edition. Washington: El Instituto, 1985.