Life on other worlds /
Jones, Harold Spencer
Life on other worlds / by H. Spencer Jones - [New York] : The New American Library, [1951] - VIII, 157 p. : 6 lám. ; 18 cm - Mentor book .
Planetologia
Vida en altres planetes
Planetes, Teoria dels
Life on other worlds / by H. Spencer Jones - [New York] : The New American Library, [1951] - VIII, 157 p. : 6 lám. ; 18 cm - Mentor book .
Planetologia
Vida en altres planetes
Planetes, Teoria dels