KAUL/ SUGATHAN/ GILANI/ PAUL. (2013). THE NEW GRAMMAR TREE BASIC ENGLISH GRAMMAR AND COMPOSITION CLASS- 6. OXFORD UNV PRESS.
Cita Chicago (17th ed.)KAUL/ SUGATHAN/ GILANI/ PAUL. THE NEW GRAMMAR TREE BASIC ENGLISH GRAMMAR AND COMPOSITION CLASS- 6. OXFORD UNV PRESS, 2013.
Cita MLA (9th ed.)KAUL/ SUGATHAN/ GILANI/ PAUL. THE NEW GRAMMAR TREE BASIC ENGLISH GRAMMAR AND COMPOSITION CLASS- 6. OXFORD UNV PRESS, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.