NIM: A01303059. Bibliografi hlm. 54-55.
NIM:E03206051. Bibliografi hlm. xiv-xv.
NIM:E53206025. Bibliografi hlm. 55-57.
Child stories and literary works have both recreative characteristics and humanity values such as personality moral, social moral and religious moral which can shape children's ideal characteristic…
Learning math is a conccious effort to gain understanding of the concepts, facts [symbols] and his relationships and apply to real situations. Problem stories covering the concepts, facts [symbols]…
NIM: F0640606. Bibliografi hlm. 106-111.
Bibliografi hlm. 229-134.
Bibliografi hlm. 90-92.