TY  - ADVS
AU  - Jankowski,Laurence
ED  - Instructional Video (Firm)
ED  - First Light Video Publishing
TI  - How television ratings work
PY  - 2006///
CY  - USA, Venice, CA.
PB  - Instructional Video, First Light Video Publishing (distributor)
KW  - Television programs
KW  - Rating
KW  - Television
N1  - Title from title screen
N2  - Describes how television ratings are determined by using randomly selected households across America. Shows how sampling takes place and how homes are selected to participate
ER  -