The phrase "a preference of his" is correct and usable in written English.
It can be used to indicate someone's personal choice or liking for something.
Example: "When it comes to vacation destinations, a preference of his is to visit the mountains rather than the beach."
Alternatives: "his preference" or "his choice".
Joystiq named him one of twenty characters from the Final Fantasy franchise they wished to see in Square Enix' crossover fighting game Dissidia Final Fantasy, noting a preference for his use of profanity and citing his combat abilities as easily suitable for the game.
Beeli comes to the shocking conclusion that Obama has a "preference of Islam over Christianity," adding that "his fealty toward Islam and multiculturalism far exceed his fealty toward Christianity.
How does this offbeat preference of his merit a book-length manifesto?
"In deciding cases, a judge is not to follow the preferences of his supporters, or provide any special consideration to his campaign donors," Roberts wrote.
It's possible, though, to derive from the specifics of his reading preferences a sense of his over-all ideas about politics.
During our conversations, when I expressed a preference for the one of his taped phone conversations with his grandmother, he would try to convince me that an album of him performing songs on a cheesy organ was a better idea.
Although Professor Li never made a secret of his preference for free markets and democracy, he did not join political organizations and focused on his work, his relatives said.
The apostolic nuncio, the papal representative in Washington — who is currently Pietro Sambi — consults widely with church officials and then advances the names of three candidates to the Vatican, making a note of his preference.
A man who chooses to carry a tote bag instead of wearing a book bag is no less a man because of his PREFERENCE for the tote bag.
