APA (7th ed.) Citation

BETEKHTIN, A. A Course of mineralogy - A Betckhtin. Peace Publishing#.

Chicago Style (17th ed.) Citation

BETEKHTIN, A. A Course of Mineralogy - A Betckhtin. Peace Publishing#.

MLA (8th ed.) Citation

BETEKHTIN, A. A Course of Mineralogy - A Betckhtin. Peace Publishing#.

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