APA aipamena

Sison, G. F. (1963). "23 x 23"=Twenty three times twenty three: Painting-poems. Filipino Signature.

Chicago Style aipamena

Sison, George F. "23 X 23"=Twenty Three Times Twenty Three: Painting-poems. Manila: Filipino Signature, 1963.

MLA aipamena

Sison, George F. "23 X 23"=Twenty Three Times Twenty Three: Painting-poems. Filipino Signature, 1963.