Cita APA (7a ed.)
Johnson, M. D. (2000). Human biology: Concepts and current issues. Benjamin Cummings.
Cita Chicago Style (17a ed.)
Johnson, Michael D. Human Biology: Concepts and Current Issues. San Francisco: Benjamin Cummings, 2000.
Cita MLA (9a ed.)
Johnson, Michael D. Human Biology: Concepts and Current Issues. Benjamin Cummings, 2000.
Precaución: Estas citas no son 100% exactas.