Adu-Gyamfi Ernest & American Research Institute for Policy Development. The Effect of Illegal Mining on School Attendance and Academic Performance of Junior High School Students in Upper Denkyira West District of Ghana.
Չիկագոյի ոճի (17րդ խմբ.) մեջբերումAdu-Gyamfi Ernest and American Research Institute for Policy Development. The Effect of Illegal Mining on School Attendance and Academic Performance of Junior High School Students in Upper Denkyira West District of Ghana.
MLA (9րդ խմբ.) ՄեջբերումAdu-Gyamfi Ernest and American Research Institute for Policy Development. The Effect of Illegal Mining on School Attendance and Academic Performance of Junior High School Students in Upper Denkyira West District of Ghana.
Զգուշացում. այս մեջբերումները միշտ չէ, որ կարող են 100% ճշգրիտ լինել.