Cita APA (7th ed.)

Hein, M., & Arena, S. (2011). Introduction to chemistry (Thirteenth edition.). Wiley.

Cita Chicago (17th ed.)

Hein, Morris, i Susan Arena. Introduction to Chemistry. Thirteenth edition. Hoboken, NJ: Wiley, 2011.

Cita MLA (9th ed.)

Hein, Morris, i Susan Arena. Introduction to Chemistry. Thirteenth edition. Wiley, 2011.