author = { Springer, Victor Gruschka AND Gold, Joy P. },

title = { Sharks in question the Smithsonian answer book },

publisher = {Smithsonian Institution Press},

isbn = {087474878X},

isbn = {0874748771},

year = {1989},

address = { Washington, DC [u.a.] },

url = { http://slubdd.de/katalog?TN_libero_mab2 }