@misc{domestic+sewage+treatment+plant+or+ecological+septic+tank, author = {Pawlita-Posmyk, Monika i Wzorek, Małgorzata}, title = {Domestic sewage treatment plant or ecological septic tank}, journal = {Technical Transactions}, address = {Kraków}, publisher = {Wydawnictwo PK}, date = {2017}, number = {Y. 114, vol. 5} }