Gaya APA
Bibby, Cyril. (1957).
Sex Education : a Guide For Parents, Teachers and Youth Leaders .
London:
Macmillan $ Co Ltd.
Gaya Chicago
Bibby, Cyril.
Sex Education : a Guide For Parents, Teachers and Youth Leaders.
London:
Macmillan $ Co Ltd,
1957.
.
Gaya MLA
Bibby, Cyril.
Sex Education : a Guide For Parents, Teachers and Youth Leaders.
London:
Macmillan $ Co Ltd,
1957.
.
Gaya Turabian
Bibby, Cyril.
Sex Education : a Guide For Parents, Teachers and Youth Leaders.
London:
Macmillan $ Co Ltd,
1957.
.