Creswell, J. W. (2016). 30 Essential Skills for the Qualitative Researcher. SAGE Publications, Inc.
Citazione stile Chigago Style (17a edizione)Creswell, John W. 30 Essential Skills for the Qualitative Researcher. California: SAGE Publications, Inc, 2016.
Citatione MLA (9a ed.)Creswell, John W. 30 Essential Skills for the Qualitative Researcher. SAGE Publications, Inc, 2016.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.