def _parse_alt_title(html_chunk):
    """
    Parse title from alternative location if not found where it should be.

    Args:
        html_chunk (obj): HTMLElement containing slice of the page with details.

    Returns:
        str: Book's title.
    """
    title = html_chunk.find(
        "input",
        {"src": "../images_buttons/objednat_off.gif"}
    )

    assert title, "Can't find alternative title!"

    title = title[0]

    assert "title" in title.params, "Can't find alternative title source!"

    # title is stored as Bleh bleh: Title
    title = title.params["title"].split(":", 1)[-1]

    return title.strip()