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2. INVENTORIES
12 Months Ended
Feb. 28, 2017
Inventory Disclosure [Abstract]  
Inventory Disclosure [Text Block]
2.       INVENTORIES

  Inventories consist of the following:

   
February 28 (29),
 
   
2017
   
2016
 
Current:
           
  Book inventory
 
$
34,278,100
   
$
17,504,500
 
  Inventory valuation allowance
   
(25,000
)
   
(25,000
)
Inventories net–current
 
$
34,253,100
   
$
17,479,500
 

Noncurrent:
               
  Book inventory
 
$
467,100
   
$
469,000
 
  Inventory valuation allowance
   
(275,000
)
   
(300,000
)
Inventories net–noncurrent
 
$
192,100
   
$
169,000