JOSEPH, J. D. (2011). MY BLUE BOOK OF GRAMMAR PRACTICAL ENGLISH GRAMMAR, VOCABULARY AND COMPOSITION WITH ANSWERS (10TH RPRNT.). SHETH PUBLISHING.
Cita Chicago (17th ed.)JOSEPH, JOSE. DOMINIC. MY BLUE BOOK OF GRAMMAR PRACTICAL ENGLISH GRAMMAR, VOCABULARY AND COMPOSITION WITH ANSWERS. 10TH RPRNT. VIKHROLI: SHETH PUBLISHING, 2011.
Cita MLA (9th ed.)JOSEPH, JOSE. DOMINIC. MY BLUE BOOK OF GRAMMAR PRACTICAL ENGLISH GRAMMAR, VOCABULARY AND COMPOSITION WITH ANSWERS. 10TH RPRNT. SHETH PUBLISHING, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.