IMI technical handbooks
CAB International
J.M. Waller, B.J. Ritchie and M. Holderness
CAB International c1998 IMI technical handbooks no. 3
Available at 1 libraries
D. Smith and A. H. S. Onions
CAB International c1994 2nd ed IMI technical handbooks no. 2
Available at 4 libraries
R.R.M. Paterson and P.D. Bridge
CAB International c1994 IMI technical handbooks no. 1
Available at 6 libraries