Cita APA (7th ed.)

SUTHERLAND, Z., & ARBUTHNOT, M. H. Children and books.-- Ed.5. Scott.

Cita Chicago (17th ed.)

SUTHERLAND, Zena, i May Hill ARBUTHNOT. Children and Books.-- Ed.5. Glenview: Scott.

Cita MLA (9th ed.)

SUTHERLAND, Zena, i May Hill ARBUTHNOT. Children and Books.-- Ed.5. Scott.