Cita APA (7th ed.)

Cajamarca Quintuña, J. R., & Vásquez Loja, V. E. The use of the songs to help children build up vocabulary.

Cita Chicago (17th ed.)

Cajamarca Quintuña, Jaime Ramón, i Verónica Elizabeth Vásquez Loja. The Use of the Songs to Help Children Build Up Vocabulary.

Cita MLA (8th ed.)

Cajamarca Quintuña, Jaime Ramón, i Verónica Elizabeth Vásquez Loja. The Use of the Songs to Help Children Build Up Vocabulary.