const wmf = document.querySelector('#book-list li:nth-child(2) .name');
console.log(wmf);

var books = document.querySelector('#book-list li .name');
console.log(books);

books = document.querySelectorAll('#book-list li .name');
console.log(books);

Array.from(books).forEach(function(book){
  console.log(book);
});