1. Baum, F. (2000). Social capital, economic capital and power: Further issues for a public health agenda. Journal of Epidemiological Community Health, 54, 409–410.
2. Blalock, H. M. (1964). Causal inferences in non-experimental research. Chapel Hill, NC: University of North Carolina Press.
3. Bollen, K. A., & Lennox, R. (1991). Conventional wisdom on measurement: A structural equation perspective. Psychological Bulletin, 110, 305–314.
4. Bourdieu, P. (1986). The forms of capital. In J. G. Richardson (Ed.), Handbook of theory and research for the sociology of education (pp. 241–258). New York: Greenwood.
5. Burt, R. S. (2000). The network structure of social capital. In R. Sutton & B. Staw (Eds.), Research in organizational behavior (pp. 345–423). Greenwich: JAI Press.