Joel, L. Death masks: How the earth?s known animals became fossils. [article].
Chicago Style (17th ed.) CitationJoel, Lucas. Death Masks: How the Earth?s Known Animals Became Fossils. [article].
MLA (9th ed.) CitationJoel, Lucas. Death Masks: How the Earth?s Known Animals Became Fossils. [article].
Warning: These citations may not always be 100% accurate.