APA ציטוט
Vogt, W. P. (2010). Data collection: Data collection experiments and observational research. Sage.
Chicago Style (17th ed.) Citation
Vogt, W. Paul. Data Collection: Data Collection Experiments and Observational Research. Los Angeles: Sage, 2010.
ציטוט MLA
Vogt, W. Paul. Data Collection: Data Collection Experiments and Observational Research. Sage, 2010.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.