Russell, M. (1967). An experimental study: The teaching of arithmetic in English versus the teaching of arithmetic in the vernacular for grades III and IV. s.n.].
Čikaški stil citiranja (17. izdanje)Russell, Marian. An Experimental Study: The Teaching of Arithmetic in English Versus the Teaching of Arithmetic in the Vernacular for Grades III and IV. [Quezon City: s.n.], 1967.
MLA način citiranja (9. izdanje)Russell, Marian. An Experimental Study: The Teaching of Arithmetic in English Versus the Teaching of Arithmetic in the Vernacular for Grades III and IV. s.n.], 1967.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.