Punch, K. F. (2006). Developing effective research proposals (Second edition.). AUWSF.
Citazione stile Chigago Style (17a edizione)Punch, Keith F. Developing Effective Research Proposals. Second edition. Los Angeles: AUWSF, 2006.
Citatione MLA (9a ed.)Punch, Keith F. Developing Effective Research Proposals. Second edition. AUWSF, 2006.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.