Cita APA (7th ed.)

THORPE EDGAR. (1999). GENERAL KNOWLEDGE MANUAL. A H WHEELER & CO.

Cita Chicago (17th ed.)

THORPE EDGAR. GENERAL KNOWLEDGE MANUAL. NEW DELHI: A H WHEELER & CO, 1999.

Cita MLA (9th ed.)

THORPE EDGAR. GENERAL KNOWLEDGE MANUAL. A H WHEELER & CO, 1999.