APA

JUAN DE LA CRUZ S., . (19). Dark of the Soul. Kessinger publishing company: Montana.

Chicago

JUAN DE LA CRUZ Santo, . 19. Dark of the Soul. Kessinger publishing company: Montana.

Harvard

JUAN DE LA CRUZ S., . (19). Dark of the Soul. Kessinger publishing company: Montana.

MLA

JUAN DE LA CRUZ Santo, . Dark of the Soul. Kessinger publishing company: Montana. 19.