Heerkens, J., Ceregini, V., & Bongers, A. (2021). Paint to write: José Heerkens / concept: José Heerkens ; text: Valeria Ceregini ; editing: Andrea Bongers, José Heerkens. Van Spijk Art Books.
Lua i Stíl Chicago (17ú heag.)Heerkens, José, Valeria Ceregini, agus Andrea Bongers. Paint to Write: José Heerkens / Concept: José Heerkens ; Text: Valeria Ceregini ; Editing: Andrea Bongers, José Heerkens. Venlo: Van Spijk Art Books, 2021.
Lua MLA (8ú heag.)Heerkens, José, et al. Paint to Write: José Heerkens / Concept: José Heerkens ; Text: Valeria Ceregini ; Editing: Andrea Bongers, José Heerkens. Van Spijk Art Books, 2021.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.