Gaya APA

Dewi, I, K. et al (2019). Stairway 5 A Fun and Easy English Book for Grade V of Elementary Schools (KTSP) (KTSP). Solo: Tiga Serangkai.

Gaya MLA

Dewi, Ida, Kusuma. et al. "Stairway 5 A Fun and Easy English Book for Grade V of Elementary Schools (KTSP)". KTSP Solo: Tiga Serangkai, 2019. Text.