Research Methods in Social Relations
Selltiz, Claire.
Research Methods in Social Relations Textual Documents - 1959. - [s.l]: Holt, Rinehart and Winston , 1959. - XVI;622p.: 03083.
Statistics, Some General Problems of Measurement, The Research Report.
307.2 SEL
Research Methods in Social Relations Textual Documents - 1959. - [s.l]: Holt, Rinehart and Winston , 1959. - XVI;622p.: 03083.
Statistics, Some General Problems of Measurement, The Research Report.
307.2 SEL