机读格式显示(MARC)

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• 001 0000404497

• 003 SCNU

• 005 20060430094925.0

• 008 830511s1984 nyu 000 0 eng

• 010 __ |a 83045019

• 020 __ |a 038518915X

• 040 __ |a DLC |c DLC |d DLC |d OCoLC |d DLC

• 050 00 |a Q171 |b .A73 1984

• 082 00 |a 500 |2 19

• 093 __ |a I712.45 |2 4

• 100 1_ |a Asimov, Isaac, |d 1920-1992.

• 245 10 |a X stands for unknown / |c Isaac Asimov.

• 250 __ |a 1st ed.

• 260 __ |a Garden City, N.Y. : |b Doubleday, |c 1984.

• 300 __ |a 218 p. ; |c 22 cm.

• 500 __ |a Essays selected from the Magazine of fantasy and science fiction.

• 650 _0 |a Science.

• 650 _0 |a Mathematics.

• 730 0_ |a Magazine of fantasy and science fiction (Cornwall, Conn.)

• 950 __ |a SCNU |f I712.45/A832.1

• 999 __ |t C |A zxq |a 20060425 11:55:18 |M zxq |m 20060430 09:49:25 |G zxq |g 20060430 09:49:32

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• 907 __ |a SCNU |f I712.45/A832.1