000
00259nam a2200109Ia 4500
008
160710s1950 xx 000 0 und d
100
_a
GLOAG,JOHN
245
_a
HOW TO WRITE TECHNICAL BOOKS
260
_b
ALLEN & UNWIN
_c
1950
300
_a
159
942
_2
ddc
_c
B
999
_c
16642
_d
16642