 @Book{humm,
   author = {Hummelbrunner,S.A. and Halliday,K. and Hassanlou,A.R.},
   year = {2020},
   title = {Contemporary Business Mathematics with Canadian Applications (12th Edition)},
   publisher = {Pearson Education Canada},
   isbn = {9780135285015} ,
   url = {https://bookshelf.vitalsource.com/books/9780135406380},
 }

 @Book{berk,
   author = {Berk,J. and DeMarzo,P. and Stangeland,D.A. and Marosi,A.},
   year = {2019},
   title = {Fundamentals of Corporate Finance (3rd Edition)},
   publisher = {Pearson Education Canada},
   isbn = {9780134735313} ,
   url = { https://bookshelf.vitalsource.com/books/9780135219546},
 }
 @Book{tman,
   author = {Titman,S. and Keown,A.J. and Martin,J.D.},
   year = {2017},
   title = {Financial Management: Principles and Applications(13th Edition)},
   publisher = {Pearson Education (US)},
   isbn = {9780134417219} ,
   url = {https://bookshelf.vitalsource.com/books/9780134418001},
 }

@Book{brook,
   author = {Brooks,R.},
   year = {2018},
   title = {Financial Management (4th Edition)},
   publisher = {Pearson Education (US)},
   isbn = {9780134730417} ,
   url = {https://bookshelf.vitalsource.com/books/9780134731070},
 }
