Sinclair, P. K. (1992). E for environment: An annotated bibliography of children's books with environmental themes. R. R. Bowker.
Citazione stile Chigago Style (17a edizione)Sinclair, Patti K. E for Environment: An Annotated Bibliography of Children's Books with Environmental Themes. New Providence, N.J.: R. R. Bowker, 1992.
Citatione MLA (8a ed.)Sinclair, Patti K. E for Environment: An Annotated Bibliography of Children's Books with Environmental Themes. R. R. Bowker, 1992.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.