Cita APA (7th ed.)
Ebbing, D. D., & Wentworth, R. A. D. (1995). Introductory chemistry. Houghton.
Cita Chicago (17th ed.)
Ebbing, Darrell D., i R. A. D. Wentworth. Introductory Chemistry. Boston: Houghton, 1995.
Cita MLA (9th ed.)
Ebbing, Darrell D., i R. A. D. Wentworth. Introductory Chemistry. Houghton, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.