def get_quote_book(quote_div):
    'Get the reference (book) from a ``<div>`` quote element.\n\n    Args:\n        quote_div (bs4.element.Tag): ``<div>`` quote element from a quote page.\n\n    Returns:\n        bs4.element.Tag\n\n    '
    quote_details = quote_div.find('div', attrs={'class': 'quoteText'})
    return quote_details.find('a', attrs={'class': 'authorOrTitle'})
Get the reference (book) from a ``<div>`` quote element.

Args:
    quote_div (bs4.element.Tag): ``<div>`` quote element from a quote page.

Returns:
    bs4.element.Tag
def get_quote_book(quote_div):
    'Get the reference (book) from a ``<div>`` quote element.\n\n    Args:\n        quote_div (bs4.element.Tag): ``<div>`` quote element from a quote page.\n\n    Returns:\n        bs4.element.Tag\n\n    '
    quote_details = quote_div.find('div', attrs={'class': 'quoteText'})
    return quote_details.find('a', attrs={'class': 'authorOrTitle'})