3 1 10 life on earth; study guide to accompany Cotter, David J. Additional Author Audesirk, Teresa Additional Author Audesirk, Gerald Additional Author mixed material New York Macmillan Publishing Company 1986 NULL an introduction to biology Simpson, George Guylord Additional Author Beck, William S. Additional Author mixed material New York Harcourt, Brace & World, Inc. 1965 NULL Stern, Herbert Additional Author Nanney, David L. Additional Author mixed material 0852268394 New Delhi Wiley Eastern Private Limited 1975 NULL