Phillips, T. (2013). Developing skills 1: Course book (Units 1-10; Revision 1-2; Workbook tracks 1- 39). Southern Court: Garnet Publishing.
استشهاد بنمط شيكاغوPhillips, Terry. Developing Skills 1: Course Book (Units 1-10; Revision 1-2; Workbook Tracks 1- 39). Southern Court: Garnet Publishing, 2013.
MLA استشهادPhillips, Terry. Developing Skills 1: Course Book (Units 1-10; Revision 1-2; Workbook Tracks 1- 39). Southern Court: Garnet Publishing, 2013.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.