APA Style
      FEIN, HARRY D.. (1961).
    Modern drug encyclopedia and therapeutic index (1).
    New York:
  THE REUBEN H. DONNELLEY CORPORATION.
  
Chicago Style
      FEIN, HARRY D..
    Modern drug encyclopedia and therapeutic index.
    1
    New York:
  THE REUBEN H. DONNELLEY CORPORATION,
  1961.
  REF.
  
MLA Style
      FEIN, HARRY D..
    Modern drug encyclopedia and therapeutic index.
    1
    New York:
  THE REUBEN H. DONNELLEY CORPORATION,
  1961.
  REF.
  
Turabian Style
      FEIN, HARRY D..
    Modern drug encyclopedia and therapeutic index.
    1 
    New York:
  THE REUBEN H. DONNELLEY CORPORATION,
  1961.
  REF.