TY  - BOOK
AU  - Lavrakas
TI  - Experimental Methods in Survey Research - Techniques that Combine Random Sampling with Random Assignment
SN  - 9781119083771
PY  - 2019///
PB  - Wiley
KW  - Mathematics & Statistics
UR  - https://onlinelibrary.wiley.com/doi/book/10.1002/9781119083771
ER  -