Cita APA (7a ed.)

Salomons, W., Förstner, U., & Mader, P. (1995). Heavy metals: Problems and solutions. Springer.

Cita Chicago Style (17a ed.)

Salomons, Willem,, Ulrich Förstner, y P. Mader. Heavy Metals: Problems and Solutions. Berlin [etc.]: Springer, 1995.

Cita MLA (9a ed.)

Salomons, Willem,, et al. Heavy Metals: Problems and Solutions. Springer, 1995.