Acknowledgements

This text was originally initiated at the Workshop on Development of Inclusive Open Textbooks Using Pressbooks facilitated by Dr. Indira Koneru (COL Consultant) jointly organised by the Centre for e-learning Universiti Malaysia Sabah; Academic Excellence Division, Higher Education Department Malaysia; and Commonwealth of Learning (COL), a huge thanks to the entities. I also would like to thank Associate Professor Dr. Assis Kamu and Dr. Wong Sing Yun the reviewers who have contributed their time and energy to review and provide feedback on the manuscript. Their input has been critical in validating the text. Finally, I would like to thank my family members and colleagues who support and understand me in my effort to complete the manuscript.