There are two of Decker (1992), this one should be removed:
Decker, Kendall D. 1992. Languages of Chitral. Sociolinguistic Survey of Northern Pakistan, 5. 5. xxii+257. National Institute of Pakistan Studies, Quaid-i-Azam University and Summer Institute of Linguistics.
There are two of Decker (1992), this one should be removed:
Decker, Kendall D. 1992. Languages of Chitral. Sociolinguistic Survey of Northern Pakistan, 5. 5. xxii+257. National Institute of Pakistan Studies, Quaid-i-Azam University and Summer Institute of Linguistics.