APA (7th ed.) Citation

Koroleva, L. Alexander L. Bertier-Delagard – a cartographer. Tatarstan Academy of Sciences, Marjani Institute of History , Russian Federation.

Chicago Style (17th ed.) Citation

Koroleva, Larisa. Alexander L. Bertier-Delagard – a Cartographer. Tatarstan Academy of Sciences, Marjani Institute of History , Russian Federation.

MLA (9th ed.) Citation

Koroleva, Larisa. Alexander L. Bertier-Delagard – a Cartographer. Tatarstan Academy of Sciences, Marjani Institute of History , Russian Federation.

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