Gaya APA

Saputra, B, A., Putra, C, S. (2014). Tenses Vocabulary and Coversation for Nursing . Bogor: In Media.

Gaya MLA

Saputra, Budi, Ardian., Putra, Candra, Syah. "Tenses Vocabulary and Coversation for Nursing". Bogor: In Media, 2014. Buku.