J, S., Fussalam, Y. and Dani, R. 2022. Lecturers’ Opinions and Preferences: Printed Book or E-Book for Science Teaching. JURNAL EKSAKTA PENDIDIKAN (JEP). 6, 2 (Nov. 2022), 243-252. DOI:https://doi.org/10.24036/jep/vol6-iss2/689.