Cita APA (7a ed.)

DASGUPTA MARY ANN. (2004). LOW- COST, NO- COST TEACHING AIDS.

Cita Chicago Style (17a ed.)

DASGUPTA MARY ANN. LOW- COST, NO- COST TEACHING AIDS. 2004.

Cita MLA (9a ed.)

DASGUPTA MARY ANN. LOW- COST, NO- COST TEACHING AIDS. 2004.