I suggest you read Mises’s article from 1920 and see for yourself if McMullen characterizes Mises’s argument correctly.
Then, for a more scholarly treatment of the back-and-forth of the economic calculation debate in the 1930s, I suggest you read Joe Salerno’s epilogue to Mises’s article.
https://www.mises.org/library/economic-calculation-socialist-commonwealth
Here is the article by Robert Heilbroner, who was sympathetic to socialism, in which he conceded that Mises was right:
https://www.newyorker.com/magazine/1989/01/23/the-triumph-of-capitalism
