Encyclopedia Of Biochemistry, 
   by Williams & Lansford, 
   Reinhold, (1967)
   [pp 671-672 re: polyamines]
Principles Of Biochemistry, 6th Ed.
   by White A, Handler P, Smith EL, Hill RL, Lehman IR, 
   McGraw-Hill, (6th Ed. 1978)(7th Ed. 1983)
   [Chapter 22, pp 720-726 re: polyamines]
The Pfizer Handbook Of Microbial Metabolites, 
   by Miller MW, 
   McGraw-Hill, (1961)
   [Chapter 15, pp 290-298 re: amines & polyamines]
Polyamines In Biomedical Research
   by Gaugas JM, 
   John Wiley & Sons, 
The Physiology Of Polyamines, 
   by Bachrach U, Heimer YM, 
   CRC Press, (1989)
Polyamines In Biology And Medicine, 
   by Morris DR, Marton LJ, 
   Marcel Dekker, 
Inhibition Of Polyamine Metabolism, 
   by McCann PP, Pegg AE, Sjoerdsma A, 
   Academic Press, (1987)
Introduction To The Polyamines, 
   by Cohen SS, 
   Prentice-Hall, (1971)
Polyamines In Normal And Neoplastic Growth, 
   by Russell DH, 
   Raven Press Publishers, (1973)
Progress In Polyamine Research, 
   by Zappia V, Pegg AE, 
   Plenum Press, 
Polyamines In Microorganisms, 
   by Tabor CW, Tabor H, 
   Microbiological Reviews, Vol.49 No.1, pp81-99, (Mar.1985)
1,4-Diaminobutane (Putrescine), Spermidine, And Spermine, 
   by Tabor CW, Tabor H, pp 285-306 (1976)

Diet and cell growth modulation by ammonia, 
   by Visek WJ, Am J Clin Nutr 31:S216-S220 (Oct 1978)