Creswell, John Ward, 1945- Research design : qualitative, quantitative, and mixed methods approaches / John W. Creswell, David J. Creswell. -- 5th edition. -- Los Angeles : SAGE, c2018. -- xxv, 275 p. : obr., tab. ; 26 cm. -- Na obale pod názvom: International student edition - Obsahuje bibliografiu a registre. -- ISBN 978-1-5063-8676-8 (brož.) : 66,12

1. príručky

I. Creswell, David J., 1977-

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