Saris, . W. E., & Gallhofer, I. N. (2007). Design, Evaluation, and analysis of questionnaires for survey research. Wiley & Sons.
शिकागो स्टाइल उद्धरणSaris, Willem E., और Irmtraud N. Gallhofer. Design, Evaluation, and Analysis of Questionnaires for Survey Research. Wiley & Sons, 2007.
एमएलए उद्धरणSaris, Willem E., और Irmtraud N. Gallhofer. Design, Evaluation, and Analysis of Questionnaires for Survey Research. Wiley & Sons, 2007.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.