Correct name for C.M. Kornbluth

[Rosenkavalier]

Hi, I found that there are two C.M. Kornbluth.
One written this way, the other Cyril M. Kornbluth.

I only have one book of him and don't know which is the commonly used name.

Maybe someone can help. Thanks.

[Paula]

Sorted

[Rosenkavalier]

Thanks!