Elsworth, S., Rose, J., & Date, O. (1999). New let`s go 1: For egb. Longman.
Cita Chicago Style (17a ed.)Elsworth, Steve, Jim Rose, y Olivia Date. New Let`s Go 1: For Egb. Chile: Longman, 1999.
Cita MLA (9a ed.)Elsworth, Steve, et al. New Let`s Go 1: For Egb. Longman, 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.