Love Triangle, The Life-changing Magic of Trigonometry, Penguin Books Ltd, Matt Parker,Popular science,Science: general issues, trigonometry; trivia; comedy; animals; evolution; cats,, , United Kingdom, en-GBhttps://www.penguin.co.uktrigonometry; trivia; comedy; animals; evolution; cats, [BLURB],[CITY],,books, ebooks, biblet, Book2look