Howl, Jona. 100 workouts to get you into the performing arts : get the inside track to a career in acting / by Jona, Howl. - 1st ed. - Singapore : Quarto Publishing Plc, 2008. - 128 p. ; 28 cm. ISBN: 9789812750419 (pbk.) Dewey Class. No.: 792.028 / HOW