Una notte magica Magie e cunicoli spaziotemporali (Paperback) by Aa. Vv., Giuliano Brenna, RobertoMaggiani Paperback, 252 Pages, Published 2019 by Independently Published ISBN-13: 978-1-07-814460-5, ISBN: 1-07-814460-5
Nella Frequenza del Giallo(2nd Edition) (Paperback) by RobertoMaggiani Paperback, 118 Pages, Published 2016 by Createspace Independent Publishing Platform ISBN-13: 978-1-5399-1806-6, ISBN: 1-5399-1806-8
Poesia E Scienza(2nd Edition) Una Relazione Necessaria? by RobertoMaggiani Paperback, 36 Pages, Published 2016 by Createspace Independent Publishing Platform ISBN-13: 978-1-5233-4757-5, ISBN: 1-5233-4757-0