Blackman, R., & Eastop, V. (1994). Aphids on the worlds Trees: An Identification and Infoarmation guide. CAB International.
Chicago Edition CitationBlackman, R.L, and V.F Eastop. Aphids on the Worlds Trees: An Identification and Infoarmation Guide. U.K: CAB International, 1994.
MLA Edition CitationBlackman, R.L, and V.F Eastop. Aphids on the Worlds Trees: An Identification and Infoarmation Guide. CAB International, 1994.
Warning: These citations may not always be 100% accurate.