Abbas Tashakkori, Charles Teddlie
SAGE Publications, 2010
Buku Teks
edited by Malcolm Williams and W. Paul Vogt
Sage, 2011
Buku Teks
edited by Norman K. Denzin, Yvonna S. Lincoln
Sage, 2011
Buku Referensi
Norman K. Denzin, Yvonna S. Lincoln, editor
Sage , 2011
Buku Teks
editors, Norman K. Denzin, Yvonna S. Lincoln
Sage , 2018
Buku Teks