机读格式显示(MARC)

• 000 01086pam 2200313 a 4500

• 001 0000444806

• 003 CAL

• 005 20041101100800.0

• 008 041101s1992 cau b 000 0 eng

• 010 __ |a 91034529

• 020 __ |a 1558151834 (pbk.)

• 040 __ |a DLC |c DLC |d DLC

• 050 00 |a S540.E25 |b E84 1992

• 082 00 |a 338.1/6 |2 20

• 090 __ |a F303/E93

• 093 __ |a F303 |2 4

• 099 __ |a CAL 022000396984

• 100 1_ |a Evenson, Robert E. |q (Robert Eugene), |d 1934-

• 245 10 |a Research and extension in agricultural development / |c Robert E. Evenson.

• 260 __ |a San Francisco, Calif. : |b ICS Press, |c c1992.

• 300 __ |a 54 p. ; |c 23 cm.

• 490 1_ |a Occasional papers ; |v no. 25.

• 500 __ |a "An International Center for Economic Growth publication."

• 504 __ |a Includes bibliographical references (p. [45]-54)

• 650 _0 |a Agricultural productivity.

• 650 _0 |a Agricultural extension work |x Economic aspects.

• 650 _0 |a Agriculture |x Research |x Economic aspects.

• 830 _0 |a Occasional papers (International Center for Economic Growth) ; |v 25.

• 950 __ |a JHUL |b F305 |c E93