RT Article T1 Generational and time period differences in American adolescents' religious orientation, 1966-2014 JF PLOS ONE VO 14 IS 8 A1 Twenge, Jean M. 1971- A2 Campbell, William Keith A2 Sastry, Ramya A2 Grubbs, Joshua B. A2 Exline, Julie J. LA English YR 2015 UL https://krimdok.uni-tuebingen.de/Record/1912567172 DO 10.1371/journal.pone.0221441