APA Style
Learn with Humphrey 123. (2009).
China:
Igloo.
Chicago Style
Learn with Humphrey 123.
.
China:
Igloo,
2009.
Text.
MLA Style
Learn with Humphrey 123.
.
China:
Igloo,
2009.
Text.
Turabian Style
Learn with Humphrey 123.
China:
Igloo,
2009.
Print.