APA (7th ed.) Citation

Balej, R. J. (1963). Tumbler's guide. Minnesota Lapidary Supply.

Chicago Style (17th ed.) Citation

Balej, Ronald J. Tumbler's Guide. Minneapolis: Minnesota Lapidary Supply, 1963.

MLA (9th ed.) Citation

Balej, Ronald J. Tumbler's Guide. Minnesota Lapidary Supply, 1963.