Dyfyniad APA

Van Emden, H. F. (1972). Aphid technology; with special reference to the study of aphids in the field. Academic Press.

Dyfyniad Arddull Chicago

Van Emden, Helmut Fritz. Aphid Technology; with Special Reference to the Study of Aphids in the Field. London: Academic Press, 1972.

Dyfyniad MLA

Van Emden, Helmut Fritz. Aphid Technology; with Special Reference to the Study of Aphids in the Field. Academic Press, 1972.

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