Buscar : Título Autor Tema Serie LC Dewey Número de llamada que comienza con: 10 20 30 50 100 por página < Encabezamientos 10 anteriores Encabezamientos 10 siguientes > Consultar encabezamientos # Problems and exercises 1000 SEE ALSO narrower term: Studies and exercises. 37 Problems, Ethical -- SEE: Ethical problems. 10 SEE: Ethical problems. 10 Problems, NP-complete -- SEE: NP-complete problems. 1 SEE: NP-complete problems. 1 Problems of everyday living, Skills for solving -- SEE: Life skills 288 SEE: Life skills 288 Problems solving -- Fiction. 1 Problems, Word (Mathematics) -- SEE: Word problems (Mathematics) 45 SEE: Word problems (Mathematics) 45 Proboscidea (Mammals) -- SEE ALSO narrower term: Elephants 764 Proboscidea (Mammals), Fossil -- SEE ALSO narrower term: Elephants, Fossil 1 Proboscis, Elephant -- SEE: Elephant trunk 1 Proboscis (Elephant anatomy) -- SEE: Elephant trunk 1 10 20 30 50 100 por página < Encabezamientos 10 anteriores Encabezamientos 10 siguientes >