Johnson, M. D. (2017). Human biology: Concepts and current issues (Eighth edition.). Pearson.
Chicago Style (17th ed.) CitationJohnson, Michael D. Human Biology: Concepts and Current Issues. Eighth edition. Singapore: Pearson, 2017.
MLA (9th ed.) CitationJohnson, Michael D. Human Biology: Concepts and Current Issues. Eighth edition. Pearson, 2017.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.