Many guides relate to recording vinyl to CD, the principles are the same for audio tape.
A search for 'tape' and 'cd' or 'vinyl' and 'cd' on the site search will throw up a number of threads.
click here provide some useful information.
Most burning software includes a means of recording and editing the input from a tape player/ turntable. You will need a lead from the player to the PC 'line in' socket. These are readily available from computer shops or click here under soundcard cables