Gaya APA
Purwoastuti, Th. Endang. (2009).
Waspada Osteoporosis! .
Yogyakarta:
Kanisius.
Gaya Chicago
Purwoastuti, Th. Endang.
Waspada Osteoporosis!.
Yogyakarta:
Kanisius,
2009.
.
Gaya MLA
Purwoastuti, Th. Endang.
Waspada Osteoporosis!.
Yogyakarta:
Kanisius,
2009.
.
Gaya Turabian
Purwoastuti, Th. Endang.
Waspada Osteoporosis!.
Yogyakarta:
Kanisius,
2009.
.