APA
Davies B., Davies B., . (1977). Mixed-ability teaching in the secondary school. England: Ward Lock Educational Company Limited.
Chicago
Davies Brian, Davies Brian, . 1977. Mixed-ability teaching in the secondary school. England: Ward Lock Educational Company Limited.
Harvard
Davies B., Davies B., . (1977). Mixed-ability teaching in the secondary school. England: Ward Lock Educational Company Limited.
MLA
Davies Brian, Davies Brian, . Mixed-ability teaching in the secondary school. England: Ward Lock Educational Company Limited. 1977.