Utilize the input text as a context reference, choose the right relationship between 'Hachette' and 'Book' from the options.
Options: subsidiary, manufacturer, owned by, product/material produced

The publishers that the Justice Department said conspired with Apple include Lagardere SCA's Hachette Book Group Inc, News Corp's HarperCollins Publishers LLC, Penguin Group Inc, CBS Corp's Simon & Schuster Inc and Verlagsgruppe Georg von Holtzbrinck GmbH's Macmillan.
product/material produced