Guyana Ministry of Education & Persico, R. (2004). Social studies for our children (2. rev. ed.). Ministry of Education, National Centre for Educational Resource Development.
Citazione stile Chigago Style (17a edizione)Guyana Ministry of Education e Ruth Persico. Social Studies for Our Children. 2. rev. ed. Georgetown: Ministry of Education, National Centre for Educational Resource Development, 2004.
Citatione MLA (9a ed.)Guyana Ministry of Education e Ruth Persico. Social Studies for Our Children. 2. rev. ed. Ministry of Education, National Centre for Educational Resource Development, 2004.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.