Gaya APA

Syahruddin, A, L, B, A, E. (2011). Ultrasonografi Toraks . Jakarta: Journal of Respirology.

Gaya MLA

Syahruddin, Apri, Lyanda,, Budhi, Antariksa,, Elisna. "Ultrasonografi Toraks". Jakarta: Journal of Respirology, 2011. Electronic Resource.