Gaya APA
griffith, R, ;, O, M, ;, S, K. ().
Relative prices, consumer preferences, and the demand for food .
[s.i.]:
.
Gaya MLA
griffith, Rachel, ;, O�connell,, Martin, ;, Smith,, Kate.
"Relative prices, consumer preferences, and the demand for food".
[s.i.]:
,
.
Text.