Citazione APA

Keith F Punch. (2016). Developing effective research proposals (3rd edition.). Sage.

Stile di citazione Chicago

Keith F Punch. Developing Effective Research Proposals. 3rd edition. London: Sage, 2016.

Citazione MLA

Keith F Punch. Developing Effective Research Proposals. 3rd edition. Sage, 2016.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.