APA Style

Barker, S. (2013). Keperawatan Gerontik Asuhan Keperawatan pada Lansia (Caring for Older People in Nursing) . Yogyakarta: Rapha Publishing.

MLA Style

Barker, Sue. "Keperawatan Gerontik Asuhan Keperawatan pada Lansia (Caring for Older People in Nursing)". Yogyakarta: Rapha Publishing, 2013. Keperawatan Gerontik.