APA
(1947). Enid blyton's nature lover's book with 16 colour plates by Noel Hopking. London, UK: Evans Brothers Limited.
Chicago
1947. Enid blyton's nature lover's book with 16 colour plates by Noel Hopking. London, UK: Evans Brothers Limited.
Harvard
(1947). Enid blyton's nature lover's book with 16 colour plates by Noel Hopking. London, UK: Evans Brothers Limited.
MLA
Enid blyton's nature lover's book with 16 colour plates by Noel Hopking. London, UK: Evans Brothers Limited. 1947.
