Schenk, E. T. M. (1948). Procedure in taxonomy.
Chicago Edition CitationSchenk, Edward T; Mcmasters. Procedure in Taxonomy. Stanford University Press, California, 1948.
Cita MLASchenk, Edward T; Mcmasters. Procedure in Taxonomy. 1948.
Atenció: Aquestes cites poden no estar 100% correctes.