Gaya APA

Meleis, A, I. (2007). theoretical nursing; development & progress (4). Philadelpia-USA: Lippincot Williams & Wilkins.

Gaya MLA

Meleis, Afaf, Ibrahim. "theoretical nursing; development & progress". 4 Philadelpia-USA: Lippincot Williams & Wilkins, 2007. Keperawatan.