by Franzek, Ernst, Beckmann, Helmut
Published 1999
Springer Vienna
Table of Contents: '; ... -- Further questions -- Methodology of a systematic twin study -- Twin survey methodology and zygosity...

by Krull, Heather, Oğuz, Mustafa
Published 2014
RAND Corporation
Table of Contents: '; ...Introduction and Background; Chapter Two: Survey Methodology; Chapter Three: Analysis and Results...

by Schwab, John J., Schwab, Mary E.
Published 1978
Springer US
Table of Contents: '; ... for surveys -- methodology for cohort studies -- census investigations -- the social breakdown syndrome...