APA (7th ed.) Citation

Law, A. (1792). The rudiments of music: or A short and easy treatise on the rules of psalmody: To which are annnexed [sic], a number of psalm and hymn tunes (Fourth edition. With the addition of a number of pieces never before published.). Printed and sold by William Law.

Chicago Style (17th ed.) Citation

Law, Andrew. The Rudiments of Music: Or A Short and Easy Treatise on the Rules of Psalmody: To Which Are Annnexed [sic], a Number of Psalm and Hymn Tunes. Fourth edition. With the addition of a number of pieces never before published. Cheshire: Connecticut: Printed and sold by William Law, 1792.

MLA (9th ed.) Citation

Law, Andrew. The Rudiments of Music: Or A Short and Easy Treatise on the Rules of Psalmody: To Which Are Annnexed [sic], a Number of Psalm and Hymn Tunes. Fourth edition. With the addition of a number of pieces never before published. Printed and sold by William Law, 1792.

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