APA Citation

Proctor, R. A. (1889). Half-hours with the telescope: A popular guide to the use of the telescope as a means of amusement and instruction (10th ed.). W.H. Allen.

MLA Citation

Proctor, Richard A. Half-hours with the Telescope: A Popular Guide to the Use of the Telescope as a Means of Amusement and Instruction. 10th ed. W.H. Allen, 1889.

Warning: These citations have been automatically generated and may not always be 100% accurate..