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- Language: English
- Year: 2013
- Author: Belsky Scott, Glei Jocelyn Kendall
- Language: English
- Year: 2013
- Author: Druckman Daniel, Bjork Robert A.
- Language: English
- Year: 1991
- Author: Druckman Daniel, Swets John A.
- Language: English
- Year: 1988