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JSTOR, 1983

Novello & Company, Ltd., 1983

Oxford University Press, 1981

Oxford University Press (OUP), 1981

JSTOR, 1979

Novello & Company, Ltd., 1979

Oxford University Press (OUP), 1977

Oxford University Press, 1977

Novello & Company, Ltd., 1976

JSTOR, 1976

Oxford University Press (OUP), 1975

Oxford University Press, 1975

Oxford University Press (OUP), 1974

Oxford University Press, 1974

JSTOR, 1973

Novello & Company, Ltd., 1973

JSTOR, 1977

Novello & Company, Ltd., 1977