To order hard copies of these specifications:

APM 1.1 BIOS Interface Specification:

Phone: 1-800-548-4725
FAX: +1-408-765-1596

Request order number 241704, no charge.

You can also order this specification from Microsoft:

Microsoft Corporation
Hardware Vendor Relations Group
1 Microsoft Way
Redmond, WA 98052
(206) 882-8080

Microsoft Part Number: 781-110-X01