APA citiranje

Marqués Pascual, L., & DuBois, S. (2016). Ser and Estar are Piece of Cake: Teaching Grammar with Idiomatic Expressions.

Citación estilo Chicago

Marqués Pascual, Laura, y Stefan DuBois. Ser and Estar Are Piece of Cake: Teaching Grammar With Idiomatic Expressions. 2016.

MLA citiranje

Marqués Pascual, Laura, y Stefan DuBois. Ser and Estar Are Piece of Cake: Teaching Grammar With Idiomatic Expressions. 2016.