Cita APA (7th ed.)

Grasshoff, K., Ehrhardt, M., & Kremling, K. (1983). Methods of seawater analysis (2a. ed.). Verlag Chemie.

Cita Chicago (17th ed.)

Grasshoff, Klaus, Manfred Ehrhardt, i Klaus Kremling. Methods of Seawater Analysis. 2a. ed. Weinheim: Verlag Chemie, 1983.

Cita MLA (9th ed.)

Grasshoff, Klaus, et al. Methods of Seawater Analysis. 2a. ed. Verlag Chemie, 1983.