Johnson, Michael D. Human Biology: Concepts and Current Issues. 8th edition, Pearson, 2016, http://www.vlebooks.com/vleweb/product/openreader?id=WofEngland&isbn=9781292166377.
Simon, Eric J., et al. Campbell Essential Biology with Physiology. 5th edition, Pearson, 2016, http://www.vlebooks.com/vleweb/product/openreader?id=WofEngland&isbn=9781292102375.
Starr, Cecie, and Beverly McMillan. Human Biology. Tenth edition, International edition, Brooks/Cole Cengage Learning, 2014, http://www.vlebooks.com/vleweb/product/openreader?id=WofEngland&isbn=9781473711266.
Torrance, James. Higher Human Biology: Applying Knowledge and Skills. Hodder Gibson, 2013, http://www.vlebooks.com/vleweb/product/openreader?id=WofEngland&isbn=9781444192070.