@article{57909,
      note = {Originally published in 1934 as part 3 of Shelled  invertebrates of the past and present.},
      author = {Bartsch, Paul,},
      url = {http://library.usi.edu/record/57909},
      title = {Mollusks.},
      publisher = {Dover Publications},
      recid = {57909},
      pages = {ix, 111 p.},
      address = {New York,},
      year = {1968},
}