TY - BOOK AU - Srivastava, Ranjana TI - External economies in economic development: Marshall, Allen Young, Rosenstein-Rodan, and Nurkse SN - 81-7054-115-8 U1 - 338.9 21st PY - 1990/// CY - New Delhi PB - Classical KW - Economic development; Externalities (Economics) ER -