Cita APA (7th ed.)

SPENCER , D. .. (1977). GAME PLAYING WITH BASIC. HYDEN BOOK CO.

Cita Chicago (17th ed.)

SPENCER , D .D. GAME PLAYING WITH BASIC. N.Y: HYDEN BOOK CO, 1977.

Cita MLA (9th ed.)

SPENCER , D .D. GAME PLAYING WITH BASIC. HYDEN BOOK CO, 1977.