APA Style

Blyton, Enid. (1952). THE SECRET SEVEN : SECRET SEVEN ON THE TRAIL . London: Hodder Children\'s Books.

Chicago Style

Blyton, Enid. THE SECRET SEVEN : SECRET SEVEN ON THE TRAIL. London: Hodder Children\'s Books, 1952. Text.

MLA Style

Blyton, Enid. THE SECRET SEVEN : SECRET SEVEN ON THE TRAIL. London: Hodder Children\'s Books, 1952. Text.

Turabian Style

Blyton, Enid. THE SECRET SEVEN : SECRET SEVEN ON THE TRAIL. London: Hodder Children\'s Books, 1952. Print.