Perpetual Rational Calendar: Adapting our life rhythm to the natural cycles of the Sun and the Moon

by Documentos Digitales Origin Docdigori(r) and Antonio J Gonzalez-Fernandez

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  • ISBN10 1687141509
  • ISBN13 9781687141507
  • Publish Date 18 August 2019
  • Publish Status Active
  • Imprint Independently Published
  • Format Paperback (US Trade)
  • Pages 198
  • Language English