APA (7th ed.) Citation

Yulianti, Sitanggang, & Zarina Abdullah. (2008). 30 ramuan mencegah hipertensi. Synergy Media.

Chicago Style (17th ed.) Citation

Yulianti, Sitanggang, and Zarina Abdullah. 30 Ramuan Mencegah Hipertensi. Kuala Lumpur: Synergy Media, 2008.

MLA (8th ed.) Citation

Yulianti, et al. 30 Ramuan Mencegah Hipertensi. Synergy Media, 2008.