Gaya APA

Boyd, E., Warwick, L. (2018). Gold Experience. 2nd Edition. Student's Book and Interactive eBook. C1 Advanced. . England: Pearson Education.

Gaya MLA

Boyd, Elaine., Warwick, Lindsay. "Gold Experience. 2nd Edition. Student's Book and Interactive eBook. C1 Advanced.". England: Pearson Education, 2018. Text.