Cita APA

Welcher, F. J. 1., & Welcher, F. J. 1. (1961). The analytical uses of ethylenediamine tetraacetic acid. Princeton, N.J.: D. Van Nostrand.

Citación estilo Chicago

Welcher, Frank Johnson 1907-, y Frank Johnson 1907- Welcher. The Analytical Uses of Ethylenediamine Tetraacetic Acid. Princeton, N.J.: D. Van Nostrand, 1961.

Cita MLA

Welcher, Frank Johnson 1907-, y Frank Johnson 1907- Welcher. The Analytical Uses of Ethylenediamine Tetraacetic Acid. Princeton, N.J.: D. Van Nostrand, 1961.