1. Geddes , ed. 1864. “‘Comparative Pressure of the Same Classes of Society at Different Periods’”. 389–92.
2. Mill , J. S. 1967. “‘Profits and Capital Exports’”. Edited by: Fieldhouse . 26–35.
3. Semmel , B. 1970. “‘The Philosophic Radicals and Colonialism’”. Edited by: Shaw . 77–92.
4. Riskin , Carl . 1969. “‘Local Industry and Choice of Techniques in Planning of Industrial Development in Mainland China’”. Edited by: UNIDO .