Saturnelli, A. M. (1989). Focus on physical science: Review and reinforcement guide (Teacher annotated edition.). Columbus, Ohio: C. E. Merrill.
استشهاد بنمط شيكاغوSaturnelli, Annette Miele. Focus On Physical Science: Review and Reinforcement Guide. Teacher annotated edition. Columbus, Ohio: C. E. Merrill, 1989.
MLA استشهادSaturnelli, Annette Miele. Focus On Physical Science: Review and Reinforcement Guide. Teacher annotated edition. Columbus, Ohio: C. E. Merrill, 1989.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.