Formal logic :
Hursthouse, Rosalind.
Formal logic : a workbook / prepared for the course team by Rosalind Hursthouse, Janet Radcliffe Richards and Tom Sorell. - Milton Keynes : Open University Press, 1980. - 68 p. :
Designed to be used with: Logic / Wilfrid Hodges.
0335110193
Logic.
160 / Fo
Formal logic : a workbook / prepared for the course team by Rosalind Hursthouse, Janet Radcliffe Richards and Tom Sorell. - Milton Keynes : Open University Press, 1980. - 68 p. :
Designed to be used with: Logic / Wilfrid Hodges.
0335110193
Logic.
160 / Fo