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Página 190
Upfor example , can lead to rather large sets , dated monthly ( DIALOG biweekly ) . yet lack of precise terminology usually Approximately 2,500,000 records . forces this approach . The lack of definite It is the responsibility of the ...
Upfor example , can lead to rather large sets , dated monthly ( DIALOG biweekly ) . yet lack of precise terminology usually Approximately 2,500,000 records . forces this approach . The lack of definite It is the responsibility of the ...
Página 193
The database contained 83,156 records , with 793 indicating 1982 as the year of publication . The last two updates were July ( 1,551 records ) and August ( 643 records ) , making the 1,000 - records - perupdate statement very close to ...
The database contained 83,156 records , with 793 indicating 1982 as the year of publication . The last two updates were July ( 1,551 records ) and August ( 643 records ) , making the 1,000 - records - perupdate statement very close to ...
Página 300
Vendors : SDC ( $ 45 / hour , 15c / record printed offline ) ; DIALOG ( $ 45 / hour , 15c / offline print per full record ) . SDC coverage : May 1979 - October 1979. Updated rarely . 46,200 chemical records , 7,419 plant records .
Vendors : SDC ( $ 45 / hour , 15c / record printed offline ) ; DIALOG ( $ 45 / hour , 15c / offline print per full record ) . SDC coverage : May 1979 - October 1979. Updated rarely . 46,200 chemical records , 7,419 plant records .
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Natural Nuclear and Classificatory | 42 |
Staff Selection and Training for Quality Online Searching | 48 |
Reprinted Editions of Classic Reference Works | 55 |
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