Life on other planets

1969 • 870 Readers • 267 pages • 4

1974 • 586 Readers • 400 pages • 4.1

1952 • 455 Readers • 272 pages • 4

1953 • 403 Readers • 254 pages • 4.1

1996 • 393 Readers • 515 pages • 4

1970 • 381 Readers • 288 pages • 3.6

2000 • 327 Readers • 561 pages • 3.8

2004 • 307 Readers • 1,144 pages • 4

1951 • 250 Readers • 450 pages • 3.9

1986 • 194 Readers • 528 pages • 3.8

1992 • 143 Readers • 3.7

2016 • 86 Readers • 341 pages • 4

1979 • 82 Readers • 307 pages • 3.4

1994 • 79 Readers • 431 pages • 3.7

2005 • 63 Readers • 431 pages • 4.4

1991 • 54 Readers • 593 pages • 3.1

1964 • 40 Readers • 556 pages • 3.8

2001 • 21 Readers • 544 pages • 3.7

1990 • 19 Readers • 232 pages • 3.9

2006 • 18 Readers • 693 pages • 3.6

1965 • 3 Readers • 262 pages • 3

1965 • 2 Readers • 154 pages • 5

1956 • 1 Reader • 315 pages • 4

2013 • 1 Reader

1991 • 1 Reader • 84 pages

1938 • 1 Reader • 728 pages

1955 • 1 Reader • 190 pages