A study of student performance in social studies at the national certificate of general education examination(1975) in the Colombo south education district

2015-03-122015-03-12https://dl.nsf.gov.lk/handle/1/17765Social sciencesEducationA study of student performance in social studies at the national certificate of general education examination(1975) in the Colombo south education districtThesisUniversity of ColomboRG/77/042FR 0586 TM.Phil