APA (7th ed.) Citation

Dutwin, P. (2010). English grammar demystified. Gramedia.

Chicago Style (17th ed.) Citation

Dutwin, Phyllis. English Grammar Demystified. Gramedia, 2010.

MLA (8th ed.) Citation

Dutwin, Phyllis. English Grammar Demystified. Gramedia, 2010.

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