APA Style
Ling, Mary. (s.l.).
Down on the Farm .
s.n.:
s.a..
Chicago Style
Ling, Mary.
Down on the Farm.
s.n.:
s.a.,
s.l..
Text.
MLA Style
Ling, Mary.
Down on the Farm.
s.n.:
s.a.,
s.l..
Text.
Turabian Style
Ling, Mary.
Down on the Farm.
s.n.:
s.a.,
s.l..
Print.