APA (7th ed.) Citation

(1956). Place of pioneers in Riga is 15 years. [s.n.].

Chicago Style (17th ed.) Citation

Place of Pioneers in Riga Is 15 Years. Riga: [s.n.], 1956.

MLA (9th ed.) Citation

Place of Pioneers in Riga Is 15 Years. [s.n.], 1956.

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