共 8 条
[1]
TAYLOR FW, 1921, 1 GRAMMAR ADAMAWA DI, P10
[2]
Westermann Diedrich, 1927, KOLONIALE RUNDSCHAU
[3]
1941, SUFFIXKLASSEN FUL S, V23
[4]
1949, SW J ANTHR, V5, P79
[5]
1931, AFRICA, V4, P57
[6]
1947, AFRICA, V17, P53
[7]
1924, Z EINGEBORENEN SPRAC, V25, P180
[8]
1924, Z EINGEBORENEN SPRAC, V25, P268