APA (7th ed.) Citation

Harto, S. (2005). Language Skills and Knowledge for Senior High School XI Social and Science Programme. Regina.

Chicago Style (17th ed.) Citation

Harto, Sri. Language Skills and Knowledge for Senior High School XI Social and Science Programme. Regina, 2005.

MLA (8th ed.) Citation

Harto, Sri. Language Skills and Knowledge for Senior High School XI Social and Science Programme. Regina, 2005.

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