Order: By mail or FAX: 713 893-6100 or e-mail: puborperish@gmail.com

Order, and invoice, are FAX'ed to shippers
for shipment from York, PA, usually within 2 business days.
So: Please do not send mailing labels or material to be returned with the books! 

Discounts (any quantity):
  
20% for Spivak, Calculus and Answer Book and Physics for Mathematicians. Mechanics I   and for   Bassein and Tondeur books.
   30% for Spivak, Comprehensive Introduction to Differential Geometry  and all other books.

Terms: Invoices payable 60 days from receipt of books. Checks must be in U.S. funds. Foreign checks must be payable on a U.S. bank and MUST have the bank routing number printed in machine readable numbers. Be sure no bank fees are charged to us!! We will not accept checks with bank charges deducted.
Mastercard and Visa also accepted.

In U.S. we can ship by Freight, for large orders, or by                       Return to home page
   UPS Ground, Next Day Air, 2nd Day Air, and 3 Day Select
        UPS shipments may also be sent COLLECT (preferred)
    RPS Standard and Economy
        RPS shipments may also be sent COLLECT (preferred)

In Canada we can ship by Freight, for large orders, or by
   UPS Ground, Express (1 day), and Expedited (2 day)

Foreign shipments.  Unfortunately, surface mail shipments are no longer provided by the U.S. Postal Service, so we must ship via Priority International Mail, which is quite expensive.

Returns: Allowed within 1 year from invoice date. $1.00 per book restocking fee.
Please ship by a method that provides proof of delivery!
You MUST have RMA (Return Merchandise Authorization) number
before shipping books, EVEN FOR incorrect shipments, damaged books, and 
defective books (missing pages, incorrectly bound, etc.)