http://www.wiadomosci24.pl/artykul/chris_hadfield_astronauta_iss_musialem_pokonac_lek_wysokosci_299425.html Autor: NASA/Robert Markowitz Astronauta Canadian Space Agency, Chris Hadfield w treningowej wersji skafandra Extravehicular Mobility Unit (EMU). Wikipedia; licencja: public domain http://upload.wikimedia.org/wikipedia/commons/0/0c/Chris_Hadfield_2011.jpg Autor: blogTo Astronauta Canadian Space Agency, Chris Hadfield. blogTo; licencja: public domain http://www.blogto.com/mb_toronto/2013/01/morning_brew_ford_set_for_final_conflict_hearing_group_wants_casinos_for_subways_fire_crews_urged_to_act_faster_the_man_with_a_train_in_his_basement_and_leafs_in_space/?mobile=0 Licencja: CC3.0:
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