APA (7th ed.) Citation

Heyer, A. H. (1969). Historical sets, collected editions, and monuments of music: A guide to their contents (2nd ed.). American Library Association.

Chicago Style (17th ed.) Citation

Heyer, Anna Harriet. Historical Sets, Collected Editions, and Monuments of Music: A Guide to Their Contents. 2nd ed. Chicago: American Library Association, 1969.

MLA (8th ed.) Citation

Heyer, Anna Harriet. Historical Sets, Collected Editions, and Monuments of Music: A Guide to Their Contents. 2nd ed. American Library Association, 1969.