Παραπομπή APA

Barnes, D., & Wilson. F. (1978). Chemistry and Unit Operations in Sewage Treatment. Applied Science Publishers.

Παραπομπή Chicago Style

Barnes, D., και Wilson. F. Chemistry and Unit Operations in Sewage Treatment. London: Applied Science Publishers, 1978.

Παραπομπή MLA

Barnes, D., και Wilson. F. Chemistry and Unit Operations in Sewage Treatment. Applied Science Publishers, 1978.