https://www.bnm.gov.my/files/publication/fsps/bm/2013/fs2013_buku.pdf
http://fst.usim.edu.my/akademik/program-pra-siswazah/matematik-kewangan
https://www.scribd.com/document/375756357/Anuiti-Persaraan-Assignment-Matematik-Kewangan-2017
http://books.google.com/books?isbn=1111826854
www.lib.usm. My
https://ms.wikipedia.org/wiki/Nombor_kompleks
http://www.cs.yale.edu/homes/aspnes/classes/202/notes.pdf
https://www.colorado.edu/education/DMP/activities/
http://mathforum.org/library/drmath/sets/high_projects.html
https://en.wikipedia.org/wiki/Sampling_(statistics)
www.pdfdrive.com/business-vocabulary-in-use-facultymuedusa-d17721287.html
www.pdfdrive.com/search?q=how+to+write+a+business+plan+Brian+Finch&pagecount=&pubyear=&searchin=&more=true
www.pdfdrive.com/business-english-10th-edition-d59204153.html
www.pdfdrive.com/page-1-marketleader-business-grammar-and-usage-business-english-peter-strutt-e43407112.html
essentialbusinessenglish.com/EBE/the_EBE_method_files/TheHandbook-Sampler.pdf
www.pdfdrive.com/a-pocket-guide-to-public-speaking-e33408662.html