Researches on calendars
Subtitle: Ethiopian/Julian/Gregorian : This research will enables you... TO orally calculate the days of any year : TO change one calendar into another calendar : TO know how this research clearly indicates the misconception of Pope Gregarious XIII and others
By: by Kinfemichael Daba Ilanso
Edition: English edition.
Publisher: Africa Printing PLC
Published: 2013
Place of publication: [Addis Ababa]
Language: eng
Number of pages: 70
Subjects: Calendars
Notes: "New Thinking"--Cover.

Includes bibliographical references (page 70).