පිටසක්වල ජීවය
Manjula, J. R. Saman
පිටසක්වල ජීවය = Pitasakvala jeevaya - Rajagiriya Sampath 2001 - xii, 278 p. ill. 21 cm. - Mysteries of the Universe; No. 2 .
9559491087
Extraterrestrial life
Aliens
Controversial knowledge
001.942 / MAN
පිටසක්වල ජීවය = Pitasakvala jeevaya - Rajagiriya Sampath 2001 - xii, 278 p. ill. 21 cm. - Mysteries of the Universe; No. 2 .
9559491087
Extraterrestrial life
Aliens
Controversial knowledge
001.942 / MAN