Issue editors' notes. Defining and measuring quality in youth programs and classrooms.
Yohalem
Nicole
N
Granger
Robert C
RC
Pittman
Karen J
KJ
D000293:Adolescent; D041923:Adolescent Development; D006801:Humans; D007398:Interpersonal Relations; D008611:Mentors; D013663:Teaching / Q000592:standards*