Classify each of the following as either titles by Ann M. Martin or Gertrude Chandler Warner: Bummer Summer, Belle Teal, A Corner of the Universe, Ten Kids, No Pets, Everything for a Dog, Surprise Island, Blue Bay Mystery, Mystery Ranch, Benny Uncovers a Mystery, The Boxcar Children
Ann M. Martin: Bummer Summer, Belle Teal, A Corner of the Universe, Ten Kids, No Pets, Everything for a Dog
Gertrude Chandler Warner: Surprise Island, Blue Bay Mystery, Mystery Ranch, Benny Uncovers a Mystery, The Boxcar Children
Classifique cada um dos seguintes títulos como de Ann M. Martin ou Gertrude Chandler Warner: Bummer Summer, Belle Teal, Um Coração de Cachorro, Dez Crianças, Sem Animais de Cão, Tudo para um Cão, Surprise Island, Blue Bay Mystery, Mystery Ranch, Benny Descovers a Mystery, The Boxcar Children
Ann M. Martin: Verão de Chumbo, Belle Teal, Um Coração de Cão, Dez Crianças, Sem Animais de Cão, Tudo para um Cão Gertrude Chandler Warner: Surprise Island, Blue Bay Mystery, Mystery Ranch, Benny Descovers a Mystery, The Boxcar Children