Greenbaum, S., & Sidney Greenbaum and Gerald Nelson. (2002). An introduction to English grammar. England: Pearson education.
Stile di citazione ChicagoGreenbaum, Sidney, e Sidney Greenbaum and Gerald Nelson. An Introduction to English Grammar. England: Pearson education, 2002.
Citazione MLAGreenbaum, Sidney, e Sidney Greenbaum and Gerald Nelson. An Introduction to English Grammar. England: Pearson education, 2002.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.