APA (7th ed.) Citation

Herrero Salas, F. (2018). Elements of English Grammar: Fernando Herrero Salas (2 nd . edition.). Bubok Publishing S.L..

Chicago Style (17th ed.) Citation

Herrero Salas, Fernando. Elements of English Grammar: Fernando Herrero Salas. 2 nd . edition. Madrid: Bubok Publishing S.L., 2018.

MLA (9th ed.) Citation

Herrero Salas, Fernando. Elements of English Grammar: Fernando Herrero Salas. 2 nd . edition. Bubok Publishing S.L., 2018.

Warning: These citations may not always be 100% accurate.