Gaya APA
Stone, C, R., Burton, A, E.
(1960).
New Practice Readers Book A
.
St.Louis:
McGraw-Hill Book Company.
Gaya MLA
Stone, Clarence, R.., Burton, Ardis, Edwards.
"New Practice Readers Book A".
St.Louis:
McGraw-Hill Book Company,
1960.
Teksbook.