Cita APA (7th ed.)
Durgin, P. B., & Young, T. M. (1993). Leak detection for underground storage tanks. ASTM.
Cita Chicago (17th ed.)
Durgin, Philip B., i Thomas M. Young. Leak Detection for Underground Storage Tanks. Philadelphia, PA: ASTM, 1993.
Cita MLA (9th ed.)
Durgin, Philip B., i Thomas M. Young. Leak Detection for Underground Storage Tanks. ASTM, 1993.
Atenció: Aquestes cites poden no estar 100% correctes.