TY - BOOK AU - Das Ashok TI - Field theory: a path integral appraoch T2 - World Scientific Lecture Notes in Physics; 75 SN - 9812588484 (pbk) U1 - CN30, P6-;5 PY - 2006/// CY - New Jersey PB - World Scientific KW - Field theory KW - Physics N1 - Includes bibliographical references; Index 359-361p ER -