机读格式显示(MARC)

• 000 00699cam a2200241 a 4500

• 001 0000572626

• 003 CAL

• 005 20190729085700.0

• 008 800130s1980 enk b 00110 eng

• 010 __ |a 79041646 //r84

• 015 __ |a GB80

• 020 __ |a 0070841128 (pbk.)

• 040 __ |c PUL

• 090 __ |a F27/BRJ

• 093 __ |a F27 |2 4

• 099 __ |a CAL 022000252402 |a CAL 022001053141

• 100 1_ |a Betts, R. J. |q (Richard John).

• 245 10 |a Business economics for engineers / |c R. J. Betts.

• 260 __ |a London ; |a New York : |b McGraw-Hill Book Co., |c c1980.

• 300 __ |a vii, 246 p. ; |c 22 cm.

• 504 __ |a Includes bibliographical references and index.

• 650 _0 |a Managerial economics.

• 920 __ |a 211180 |z 1