TY  - GEN
AU  - Bishop, Douglas D
AU  - Carter, Lark P
AU  - Chapman, Stephen R
TI  - Working in plant science
SN  - 0-07-000835-3
U1  - 630.715 BIS 
CY  - Newyork, Mc Graw- Hill Book Company Inc
KW  - Agriculture vocational guidence / cereal crops
ER  -