Customer satisfaction questionnaire for each major class of floor level, m
. In high school academic year wanon Niwas 2556 (2013)
.Suggestions for suggestions
applied to
1. The study results showed that the number of students who answered the questionnaire is too small. There should be at least 100 people
2. should explore others. In addition to students in junior secondary classes
การแปล กรุณารอสักครู่..