Gaya APA
Meeks, L., Heit, P. ([200.]).
Ell activity guide grade 4 : Linda Meeks, Philip Heit .
New York:
McGraw-Hill.
Gaya MLA
Meeks, Linda., Heit, Philip..
"Ell activity guide grade 4 : Linda Meeks, Philip Heit".
New York:
McGraw-Hill,
[200.].
Buku.