@article{LawickGoodall, author = {Lawick-Goodall, J. van}, title = {Mother-Offspring Relationships in Free-ranging Chimpanzees}, series = {D. Morris (Ed.), Primate Ethology, London (Weidenfeld and Nicolson) 1967, pp. 287-346. Jane Van, Sub-department of Animal}, journal = {D. Morris (Ed.), Primate Ethology, London (Weidenfeld and Nicolson) 1967, pp. 287-346. Jane Van, Sub-department of Animal}, language = {en} } @book{LawickGoodall, author = {Lawick-Goodall, J. van}, title = {In the shadow of man, Boston (Houghton Mifflin Company) 1971.}, language = {en} }