The Book of Forms: a Handbook of Poetics Including Odd and Invented Forms by Lewis Putnam Turco (UPNE 2012)
ISBN-10: 1584650222 AND ISBN-13: 978-1584650225
A constant source of inspiration for many years.
Covered in Rhyme (Poetry: its Forms & Terms) by Alan J. Carter and Bernard M. Jackson
(QQ Press in two parts, UK, £6 incl. of p&p. Rest of world postage on request).
Part 1, by Bernard, covers 37 forms.
Part 2, by Alan, is a glossary of literary and poetic terms.
Muse & Metre by Dr. H. Tulsi, ed. of
Metverse Muse (India) - and Bernard M. Jackson
Moving Words, Forms of English Poetry by Derek Attridge (OUP).
242 Mirror Poems and Reflections by Dr Marc L. Latham (Kindle or print edition)
You Only Guide Me by Surprise: Poetry and the Dolphin's Turn by Peter Sacks.
The (brilliant) Judith Lee Stronach Memorial Lecture on the Teaching of Poetry, delivered on 7 May 2010 by Peter Sacks.