000
00269nam a2200097Ia 4500
008
190428s9999||||xx |||||||||||||| ||und||
100
_a
Harding, A.J.
_9
14419
245
_a
Ammonia: manufacture and uses
250
_b
1959. xiii-41
260
_b
Oxford university. London, U.K.
999
_c
14284
_d
14284