Litthanoulok Laspho และ Pipat Chaiwiwatworakul. (2010) Assessment and modeling of luminous efficacy of the daylight in tropical climate /. King Mongkut's University of Technology Thonburi,:ม.ป.ท.Litthanoulok Laspho และ Pipat Chaiwiwatworakul. 2010. Assessment and modeling of luminous efficacy of the daylight in tropical climate /. ม.ป.ท.:King Mongkut's University of Technology Thonburi,;Litthanoulok Laspho และ Pipat Chaiwiwatworakul. Assessment and modeling of luminous efficacy of the daylight in tropical climate /. ม.ป.ท.:King Mongkut's University of Technology Thonburi, 2010. Print.