Kompetisyon
Arum nin Impormasyon
scl p. 63
w21.07 p. 14-19
Kasin Say Kompetinsiaan so Tombok ed Itatalona?
w94 3/1 p. 3-4
Kareenan ed Nonot ed Sosyedad a Walaay Kompetinsiaan
w94 3/1 p. 4-7
Bilay na Kristiano
Pribilehyo
w21.07 p. 18
w05 6/1 p. 15-17
Giya ed Pan-research
scl p. 63
w21.07 p. 14-19
Kasin Say Kompetinsiaan so Tombok ed Itatalona?
w94 3/1 p. 3-4
Kareenan ed Nonot ed Sosyedad a Walaay Kompetinsiaan
w94 3/1 p. 4-7
Pribilehyo
w21.07 p. 18
w05 6/1 p. 15-17