APA Style
Christensen, Brigetta. (2013).
Ladders : Transformers .
USA:
National Geographic Learning.
Chicago Style
Christensen, Brigetta.
Ladders : Transformers.
USA:
National Geographic Learning,
2013.
.
MLA Style
Christensen, Brigetta.
Ladders : Transformers.
USA:
National Geographic Learning,
2013.
.
Turabian Style
Christensen, Brigetta.
Ladders : Transformers.
USA:
National Geographic Learning,
2013.
.