3
Marbach-Ad G., McAdams K., Benson S., et. al., 2010. A Model for Using a
Concept Inventory as a Tool for Students’ Assessment and Faculty
Professional Development. CBE—Life Sciences Education Vol.9,408 416,
Winter 2010. Retrieved from http://ukpmc.ac.uk/backend/ptpmcrender.cgi?
accid=PMC2995757& obtype =pdf. April 11, 2011.
Department of Education (Philippine) Bureau of Secondary EducationAssessed.
Department of Educat ion. Retrieved 07 July,2009 from
http://en.wikipilipinas.org/index.php?title=Secondary.education.
Dikmenli M., Cardak O. and Ortaz.2008.Conceptual Problems in Biology
Related Topics in Primary Science and Technology Textbooks.
Retrieved from http://www.jiese.com.
Nicholls J.,2003. Methods in School Textbook Research. Retrieved from
www.google.com. July 18, 2010.
Oak, M.2003.Textbooks versus Computer Teaching. Retrieved from
http://www.buzzle.com/articles/textbooks_versus_computer_teaching.ht
July 18, 2010.
Noordin Z.and Samad K., 2003.Examining the Importance of EST and ESL
Textbooks and Materials: Objectives, Content and Form. Retrievedfrom,
[email protected] and
[email protected] 18,
2010 Cook A. and Tulip D.1992.The importance of Selected Textbook
Features ToScience Teachers. Research in Science Education,
1992,22,910.Spingerlink. Retrieved from www.google.com. July 18, 2010