Gaya APA
Center, C, O, P, F, A, S, O, M, A, S, I, A, H, S., Gollub, J, P. (2002.).
Learning and understanding : improving advanced study of mathematics and science in U.S. high schools .
:
National Academy Press,.
Gaya MLA
Center, Committee, On, Programs, For, Advanced, Study, Of, Mathematics, And, Science, In, American, High, Schools,., Gollub, Jerry, P..
"Learning and understanding : improving advanced study of mathematics and science in U.S. high schools".
:
National Academy Press,,
2002..
.