APA (7th ed.) Citation

Helland, M. (1975). They knew our valley. Helland.

Chicago Style (17th ed.) Citation

Helland, Maurice. They Knew Our Valley. Yakima, Wash.: Helland, 1975.

MLA (8th ed.) Citation

Helland, Maurice. They Knew Our Valley. Helland, 1975.

Warning: These citations may not always be 100% accurate.