APA

American Petroleum Institute, . (1970). Recommended rules for design and construction of large, welded, low-pressure storage tanks. Washington, D.C: American Petroleum Institute.

Chicago

American Petroleum Institute, . 1970. Recommended rules for design and construction of large, welded, low-pressure storage tanks. Washington, D.C: American Petroleum Institute.

Harvard

American Petroleum Institute, . (1970). Recommended rules for design and construction of large, welded, low-pressure storage tanks. Washington, D.C: American Petroleum Institute.

MLA

American Petroleum Institute, . Recommended rules for design and construction of large, welded, low-pressure storage tanks. Washington, D.C: American Petroleum Institute. 1970.