[MSDN Library June 1998] TSPI Messages (31.2590059279526%)

MSDN Library Visual Studio 6.0 > Platform SDK > Networking and Distributed Services > Telephony Application Programming Interface (TAPI) > TSPI Version 2.1 > TSPI Reference

[MSDN Library June 1998] TSPI Constants (31.2590059279526%)

MSDN Library Visual Studio 6.0 > Platform SDK > Networking and Distributed Services > Telephony Application Programming Interface (TAPI) > TSPI Version 2.1 > TSPI Reference

[MSDN Library June 1998] TSPI Functions (31.2590059279526%)

MSDN Library Visual Studio 6.0 > Platform SDK > Networking and Distributed Services > Telephony Application Programming Interface (TAPI) > TSPI Version 2.1 > TSPI Reference

[MSDN Library June 1998] TSPI Structures (29.5923392612859%)

MSDN Library Visual Studio 6.0 > Platform SDK > Networking and Distributed Services > Telephony Application Programming Interface (TAPI) > TSPI Version 2.1 > TSPI Reference

[MSDN Library June 1998] TSPI Service Provider Datatypes (27.6568553903182%)

MSDN Library Visual Studio 6.0 > Platform SDK > Networking and Distributed Services > Telephony Application Programming Interface (TAPI) > TSPI Version 2.1 > TSPI Reference