Cita APA (7th ed.)

Mariano, P. B. (1976). 1976 pregnancy history study questionnaire. Bohol MCH/FP Project.

Cita Chicago (17th ed.)

Mariano, Pat B. 1976 Pregnancy History Study Questionnaire. Tagbilaran City: Bohol MCH/FP Project, 1976.

Cita MLA (9th ed.)

Mariano, Pat B. 1976 Pregnancy History Study Questionnaire. Bohol MCH/FP Project, 1976.