Seen and unseen

MLA

Bates, Emily Katharine. Seen and Unseen. Popular edition London: Greening and Co., 1908.

APA

Bates, E. Katharine. (1908). Seen and unseen. Popular edition London: Greening and Co.

Chicago

Bates, Emily Katharine Seen and Unseen. Popular edition London: Greening and Co., 1908.