Waksman, Selman Abraham. Guide to the classification and identification of the actinomycetes and their antibiotics - Baltimore : William & Wilkins, 1953 - 246 p. LCCN: 51062 Subjects--Topical Terms: Actinomicetales.Antibioticos.Bacteriología--Clasificación. Dewey Class. No.: 589.92 / W34g