APA引文

Aylesworth, T. G., & Harris, J. L. (1968). Our polluted world. American Education Publications.

Chicago Style (17th ed.) Citation

Aylesworth, Thomas G., and Jacqueline L. Harris. Our Polluted World. Columbus, Ohio: American Education Publications, 1968.

MLA引文

Aylesworth, Thomas G., and Jacqueline L. Harris. Our Polluted World. American Education Publications, 1968.