APA (7e ed.) Bronvermelding

Sparks, C. (1942). Newer types of vacation church sch. programs. Presbyterian College of Christian Education.

Chicago (17e ed.) Bronvermelding

Sparks, Catherine. Newer Types of Vacation Church Sch. Programs. Chicago: Presbyterian College of Christian Education, 1942.

MLA (8e ed.) Bronvermelding

Sparks, Catherine. Newer Types of Vacation Church Sch. Programs. Presbyterian College of Christian Education, 1942.