Johnson, G. B., & Losos, J. B. (2008). Essentials of the living world (2nd ed.). McGraw-Hill Higher Education.
Citace podle Chicago (17th ed.)Johnson, George B., a Jonathan B. Losos. Essentials of the Living World. 2nd ed. Boston: McGraw-Hill Higher Education, 2008.
Citace podle MLA (9th ed.)Johnson, George B., a Jonathan B. Losos. Essentials of the Living World. 2nd ed. McGraw-Hill Higher Education, 2008.
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