authorship

What is the authorship of that novel?

那本小说出自手?

Make authorship your avocation, not your vocation.

把写作当作你副业，不要把它当作正业。

Nothing is known of the authorship of the book.

无知道该书是所写。

They all accredited him with the authorship of this book.

他们都认为他是这本书作者。

They all accredited him with the true authorship of this thesis.

他们都认为他是这篇论真正作者。