TY - BOOK AU - Sharp R Y TI - Steps in commutative algebra T2 - London Mathematical Society student texts; 19 SN - 0521397324 (pbk) U1 - B2, N0-;4 PY - 1990/// CY - Cambridge PB - Cambridge University Press KW - Algebra KW - Mathematics N1 - Bibliography 311-312p; Index 313-321p ER -