Gaya APA
Iskandar, Y, .
(1985).
Structure and Workbook for SMTA grade 1
.
Bandung:
Orba Shakti.
Gaya MLA
Iskandar, Yahya, .
"Structure and Workbook for SMTA grade 1".
Bandung:
Orba Shakti,
1985.
Text.