Παραπομπή APA

Fry, C. H., & Langley, S. E. M. (2001). Ion-selective electrodes for biological systems. Harwood Academic Publishers.

Παραπομπή Chicago Style

Fry, Christopher H., και Stephen E. M. Langley. Ion-selective Electrodes for Biological Systems. Amsterdam, The Netherlands: Harwood Academic Publishers, 2001.

Παραπομπή MLA

Fry, Christopher H., και Stephen E. M. Langley. Ion-selective Electrodes for Biological Systems. Harwood Academic Publishers, 2001.