Anstey, R. L., & Chase, T. L. (1974). Environments through time: A laboratory manual in the interpretation of ancient sediments and organisms. Burgess Pub.
Παραπομπή σε μορφή Chicago (17η εκδ.)Anstey, Robert L., και Terry L. Chase. Environments Through Time: A Laboratory Manual in the Interpretation of Ancient Sediments and Organisms. Minneapolis, Minn: Burgess Pub, 1974.
Παραπομπή σε μορφή MLA (9th εκδ.)Anstey, Robert L., και Terry L. Chase. Environments Through Time: A Laboratory Manual in the Interpretation of Ancient Sediments and Organisms. Burgess Pub, 1974.
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