Gaya APA
HEALTH, ., ALTHAUS, R, A.
().
HEALTH : TEACHER'S EDITION
.
TEXAS:
SCOTT, FORESMAN AND COMPA.
Gaya MLA
HEALTH, ., ALTHAUS, RUTH, ANN.
"HEALTH : TEACHER'S EDITION".
TEXAS:
SCOTT, FORESMAN AND COMPA,
.
Text.