Gaya APA
Barker, S. (2019).
Keperawatan gerontik asuhan keperawatan pada lansia ( caring for older people in nursing) (1).
Yogyakarta:
Rapha Publishing.
Gaya MLA
Barker, Sue.
"Keperawatan gerontik asuhan keperawatan pada lansia ( caring for older people in nursing)".
1
Yogyakarta:
Rapha Publishing,
2019.
Text.