Cita APA (7a ed.)

DR LIM, T. C. (2012). STRENGTHEN ENGLISH GRAMMAR FOR SECONDARY LEVELS (1st.). SAP EDUCATION.

Cita Chicago Style (17a ed.)

DR LIM, TAN. CHENG. STRENGTHEN ENGLISH GRAMMAR FOR SECONDARY LEVELS. 1st. SINGAPORE: SAP EDUCATION, 2012.

Cita MLA (9a ed.)

DR LIM, TAN. CHENG. STRENGTHEN ENGLISH GRAMMAR FOR SECONDARY LEVELS. 1st. SAP EDUCATION, 2012.