Chren, T. (1972). MEDLARS training program; MEDLINE trainin syllabus. [s.l.]: National Technical Information service.
Citación estilo ChicagoChren, Thelma. MEDLARS Training Program; MEDLINE Trainin Syllabus. [s.l.]: National Technical Information service, 1972.
Cita MLAChren, Thelma. MEDLARS Training Program; MEDLINE Trainin Syllabus. [s.l.]: National Technical Information service, 1972.
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