Esler, W. K., & Esler, M. K. (2001). Teaching elementary science: A full spectrum science instruction approach (8. bs.). Belmont, CA: Wadsworth.
استشهاد بنمط شيكاغوEsler, William K., and Mary K. Esler. Teaching Elementary Science: A Full Spectrum Science Instruction Approach. 8. bs. Belmont, CA: Wadsworth, 2001.
MLA استشهادEsler, William K., and Mary K. Esler. Teaching Elementary Science: A Full Spectrum Science Instruction Approach. 8. bs. Belmont, CA: Wadsworth, 2001.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.