Their business came from a few big publishers, all of whose books they bound.

他们的生意来自几家大出版社，这些出版社所有的书都由其装订。

《柯林斯英汉双解大词典》

Whose books are these on the desk?

桌上的书是谁的？

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Whose books are these?

这些书是谁的?。

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School children are urged to write letters to writers whose books have changed their lives.

VOA: special.2009.10.12

Digitizing current books whose copyright holders are known is not in dispute.

VOA: standard.2009.12.31

Neither is digitizing older books whose copyrights have expired.

VOA: standard.2009.12.31

And I speak personally here because there are people here whose books or poetry or works of history shaped me.

WHITEHOUSE: The 2010 National Medal of Arts and National Humanities Medal Ceremony | The White House

An equally good company whose books are certified by an obscure accountancy firm will have a tough time in the capital markets.

ECONOMIST: Too few accountants

Then there are authors whose books continue to sell and actors who can still collect money from reruns of old TV shows.

FORBES: The Recently Deceased Stars With The Biggest Earning Potential