Cita APA (7a ed.)

QUALLEN, S. B. (2006). CHAMPIONSHIP SCIENCE FAIR PROJECTS. GOODWILL PUBLISHING HOUSE.

Cita Chicago Style (17a ed.)

QUALLEN, SUDIPTA. BARDHAN. CHAMPIONSHIP SCIENCE FAIR PROJECTS. NEW DELHI: GOODWILL PUBLISHING HOUSE, 2006.

Cita MLA (9a ed.)

QUALLEN, SUDIPTA. BARDHAN. CHAMPIONSHIP SCIENCE FAIR PROJECTS. GOODWILL PUBLISHING HOUSE, 2006.