Gaya APA
ALTHANS,Ruth. (1987).
HEALTH .
Dallas:
Scott Foresman and Company.
Gaya Chicago
ALTHANS,Ruth.
HEALTH.
Dallas:
Scott Foresman and Company,
1987.
Reserve.
Gaya MLA
ALTHANS,Ruth.
HEALTH.
Dallas:
Scott Foresman and Company,
1987.
Reserve.
Gaya Turabian
ALTHANS,Ruth.
HEALTH.
Dallas:
Scott Foresman and Company,
1987.
Reserve.