(1999). Glencoe science: An introduction to the life, earth, and physical sciences. Westerville, OH: Glencoe/McGraw-Hill.
استشهاد بنمط شيكاغوGlencoe Science: An Introduction to the Life, Earth, and Physical Sciences. Westerville, OH: Glencoe/McGraw-Hill, 1999.
MLA استشهادGlencoe Science: An Introduction to the Life, Earth, and Physical Sciences. Westerville, OH: Glencoe/McGraw-Hill, 1999.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.