Ami, T. (2004). Social studies: Years 9 - 11 ; Sāmoa secondary school curriculum ([Stand:] January 2004.).
Citazione stile Chigago Style (17a edizione)Ami, Tumema. Social Studies: Years 9 - 11 ; Sāmoa Secondary School Curriculum. [Stand:] January 2004. [Apia], 2004.
Citatione MLA (9a ed.)Ami, Tumema. Social Studies: Years 9 - 11 ; Sāmoa Secondary School Curriculum. [Stand:] January 2004. 2004.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.