The avocado: botany, production and uses

A. W. Whiley, B. Schaffer, B. N. Wolstenholme · CABI Pub. · 2002

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{{cite book |last=Whiley |first=A. W. |title=The avocado: botany, production and uses |publisher=CABI Pub. |year=2002 |isbn=9780851993577}}