Simple astronomy,
by Iain Nicolson and Don Pottinger; [foreword by Patrick Moore].
APA Citation
Nicolson, I., Pottinger, D. (1973). Simple astronomy. London: Nelson.
MLA Citation
Nicolson, Iain, and Don Pottinger. Simple Astronomy. London: Nelson, 1973.
Warning: These citations may not always be complete (especially for serials).