APA-ийн эшлэл(7 дахь хэвлэлт)

(1945). Modern sewage treatment: A manual to aid civic leaders in demonstrating to their commuities the benefits of modern sewage treatment.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Modern Sewage Treatment: A Manual to Aid Civic Leaders in Demonstrating to Their Commuities the Benefits of Modern Sewage Treatment. 1945.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Modern Sewage Treatment: A Manual to Aid Civic Leaders in Demonstrating to Their Commuities the Benefits of Modern Sewage Treatment. 1945.

Анхааруулга: Эдгээр ишлэлүүд үргэлж 100% үнэн зөв биш байж магадгүй.