Zammiluni, Z., Ulianas, A. and Mawardi, M. 2018. Development of Guided Inquiry Based Work Sheet with Class and Laboratory Activity on Chemical Bonding Topic in Senior High School. IJCER (International Journal of Chemistry Education Research). 2, 2 (Jul. 2018), 60–66. DOI:https://doi.org/10.20885/ijcer.vol2.iss2.art1.