The teaching of algebra (including trigonometry)
By: by T. Percy Nunn...With diagrs. new impression
Series: Longmans' modern mathematical series; general editors, P. Abbott, C. S. Jackson, F. S. Macaulay
Publisher: Longmans, Green and co.
Published: 1931
Place of publication: London; New York [etc.]
Language: eng
Number of pages: 616
Subjects: Algebra; Study and teaching; Trigonometry
Notes: Series title also at head of t.-p.

"References for reading": p. 23-24.