TY  - BOOK
T1  - Agricultural revolution
T2  - Harrap world history programme
A2  - Killingray, Margaret
A2  - Yapp, Malcolm
A2  - O'Connor, Edmund
LA  - English
PP  - London
PB  - Harrap
YR  - 1974
ED  - 1. publ.
UL  - http://glotrec.wdi-staging.gei.de/cat/Record/gei564516236
SN  - 0245521445
KW  - Schulbuch
ER  -