Washington
National Geographic Partners
Bucureşti
Media Alert
[Timişoara]
[s.n.]
1965
Negruţ, Dan
Oradea
Aquila Internaţional
[20--]
9789737145871
Grant, Neil
Iaşi
Gama
2008
9789731490540
Guidais, Marc
Paris
Librairie Larousse
1977
Univers Enciclopedic
2006
9736370097
Georgescu, Ioan
Tipografia Românească Oradea
1935