TY  - BOOK
AU  - John, Peter,
TI  - Field experiments in political science and public policy: practical lessons in design and delivery 
SN  - 9781138776821 (hbk)
U1  - 320.0724 
PY  - 2017///
CY  - New York, NY
PB  - Routledge is an imprint of the Taylor & Francis Group, an Informa business
KW  - Political science
ER  -