Ivankovich-Guillén, C. I., & Araya-Quesada, Y. (2011). Focus Groups: A Qualitative Research Technique in Market Research.
استشهاد بنمط شيكاغوIvankovich-Guillén, Carmen Isabel, و Yorleny Araya-Quesada. Focus Groups: A Qualitative Research Technique in Market Research. 2011.
MLA استشهادIvankovich-Guillén, Carmen Isabel, و Yorleny Araya-Quesada. Focus Groups: A Qualitative Research Technique in Market Research. 2011.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.