APA (7e ed.) Bronvermelding

Cushman, D. (2004). Mystery at the Club Sandwich. Clarion Books.

Chicago (17e ed.) Bronvermelding

Cushman, Doug. Mystery at the Club Sandwich. New York: Clarion Books, 2004.

MLA (8e ed.) Bronvermelding

Cushman, Doug. Mystery at the Club Sandwich. Clarion Books, 2004.