Gaya APA
Science Month By Month : Practical Ideas And Activities For Taechers And Homeschoolers. (2007).
Erlangga:
Jossey Bass.
Gaya MLA
Science Month By Month : Practical Ideas And Activities For Taechers And Homeschoolers.
Ed. 1.
Erlangga:
Jossey Bass,
2007.
Buku Teks.