APA

p.todaro michael, c. smith stephen, . (2009). economic development. united states: pearson.

Chicago

p.todaro michael, c. smith stephen, . 2009. economic development. united states: pearson.

Harvard

p.todaro michael, c. smith stephen, . (2009). economic development. united states: pearson.

MLA

p.todaro michael, c. smith stephen, . economic development. united states: pearson. 2009.