Johnson, B. (2004). Educational research: Quantitative, qualitative, and mixed approaches (2nd ed.). Pearson/Allyn and Bacon.
Цитирование в стиле Чикаго (17-е изд.)Johnson, Burke. Educational Research: Quantitative, Qualitative, and Mixed Approaches. 2nd ed. Boston: Pearson/Allyn and Bacon, 2004.
Цитирование MLA (9-е изд.)Johnson, Burke. Educational Research: Quantitative, Qualitative, and Mixed Approaches. 2nd ed. Pearson/Allyn and Bacon, 2004.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.