Booksellers, libraries and book enquiries

Find the edition you need

For individual copies, use the publisher or bookseller links in the book catalogue. Match the title, language, format and ISBN before ordering. Different print formats can have different pagination.

Bookshops, libraries and group orders

For a reading group, course, library or bookseller enquiry, contact Mohamed Haj Yousef with the following details:

• Book title and preferred language.
• Print format and ISBN, where available.
• Number of copies and delivery country.
• Any required date, institutional reference or invoicing details.

The enquiry allows the appropriate edition and supply options to be discussed. Price, shipping and any bulk terms should be confirmed for the particular order.

Main series and short treatises

• The Single Monad Model — ISBN 9781499779844
• Duality of Time — ISBN 9781539579205 / 9781987778250
• Ultimate Symmetry — ISBN 9781723828690
• Time Chest — ISBN 9781793927156
• Eternity — ISBN 9781798666555
• The White Pearl — consult the edition listing
• DoT: The Duality of Time Postulate — ISBN 9781687895509

Academic use and collaboration

Questions about using a particular book in a course, organizing a discussion or connecting the material with research in physics, mathematics or philosophy are welcome. Include the relevant title, chapter or research question so the conversation can start from a clear reference.