APA (7th ed.) Citation

Oak Knoll Books (Firm), Roochvarg, A., & Powell, L. C. (1981). The Alida Roochvarg collection of books about books: Six catalogues and index. Oak Knoll Books.

Chicago Style (17th ed.) Citation

Oak Knoll Books (Firm), Alida Roochvarg, and Lawrence Clark Powell. The Alida Roochvarg Collection of Books About Books: Six Catalogues and Index. New Castle, Del.: Oak Knoll Books, 1981.

MLA (9th ed.) Citation

Oak Knoll Books (Firm), et al. The Alida Roochvarg Collection of Books About Books: Six Catalogues and Index. Oak Knoll Books, 1981.