Waller,J M, Holderness,M, & Ritchie, B. J. (1998). Plant clinic handbook. CAB international.
Chicago Edition CitationWaller,J M, Holderness,M, and B J. Ritchie. Plant Clinic Handbook. UK: CAB international, 1998.
MLA Edition CitationWaller,J M, et al. Plant Clinic Handbook. CAB international, 1998.
Warning: These citations may not always be 100% accurate.