Oxford University Press, 1980

Oxford University Press (OUP), 1977

Oxford University Press (OUP), 1977

Oxford University Press (OUP), 1976

JSTOR, 1977

Novello & Company, Ltd., 1977

Oxford University Press (OUP), 1976

Oxford University Press (OUP), 1977

Oxford University Press (OUP), 1977

Oxford University Press (OUP), 1978

Oxford University Press (OUP), 1978

Oxford University Press (OUP), 1978

Oxford University Press, 1976

Oxford University Press, 1977

Oxford University Press, 1978

Oxford University Press, 1977

Oxford University Press, 1978

Oxford University Press, 1978

Oxford University Press, 1977

Oxford University Press (OUP), 1975