Milton, J., Young, E., Gray, T., Beattie, J., & Collins, W. (1831). The poetical works of Milton, Young, Gray, Beattie, and Collins. Philadelphia: J. Grigg.

Milton, John, Edward Young, Thomas Gray, James Beattie, and William Collins. The Poetical Works of Milton, Young, Gray, Beattie, and Collins. Philadelphia: J. Grigg, 1831.

Milton, John, et al. The Poetical Works of Milton, Young, Gray, Beattie, and Collins. Philadelphia: J. Grigg, 1831.