APA引文

Sri Lestari, S. (2008). Makin Seru Bermain Trigonometri. PT. Era Intermedia.

Chicago Style Citation

Sri Lestari, S.Pd. Makin Seru Bermain Trigonometri. PT. Era Intermedia, 2008.

MLA引文

Sri Lestari, S.Pd. Makin Seru Bermain Trigonometri. PT. Era Intermedia, 2008.

警告：這些引文格式不一定是100％准確.