Gaya APA
Learning To Swim Is Fun. (1960).
Jakarta:
The Ronald Press Company.
Gaya Chicago
Learning To Swim Is Fun.
.
Jakarta:
The Ronald Press Company,
1960.
.
Gaya MLA
Learning To Swim Is Fun.
.
Jakarta:
The Ronald Press Company,
1960.
.
Gaya Turabian
Learning To Swim Is Fun.
Jakarta:
The Ronald Press Company,
1960.
.