00757nam a2200229 a 4500 50017 BD-RjUL 20211209075438.0 160823s1958 nyua 000 0 eng (BD-RjUL)50137 BD-RjUL TxU-Da BD-RjUL eng eng 372.35 22 BLE 1958 Blough, Glenn Orlando. 149897 Elementary-school science and how to teach it / [by] Glenn O. Blough, Julius Schwartz [and] Albert J. Huggett. Rev. ed. New York : Holt, Rinehart and Winston, c1958 xvi, 608 p. : ill. ; 26 cm. Includes Bibliographical References and Index Science Study and teaching. 149898 ddc BK 50017 50017 0 0 ddc 0 0 NFIC RUCL RUCL Stack 1965-06-11 Peaa co. America Rajshahi 0 372.35 BLE 1958 2016-08-23 00:00:00 C-2 2016-08-23 BK