Erkrin antsʻealn u nerkan ; Dēpi khorerě tiezerkʻin
Subtitle: banakhōsutʻiwnner
By: Herminē Galustean
Publisher: H. Kalustyan
Published: 1975
Place of publication: Istʻanpul
Language: arm
Number of pages: 40
Subjects: Earthquakes; Plate tectonics; Stars; Astronomy
Other titles: Dēpi khorerě tiezerkʻin.; Yeryüzü geçmişde ve şimdi.; Fezaya doğru.
Notes: Title from cover.