APA (7th ed.) Citation

(1988). Observe (MENSUAL-BIMENSUAL.). Association Psychological Science.

Chicago Style (17th ed.) Citation

Observe. MENSUAL-BIMENSUAL. Washington DC, Estados Unidos: Association Psychological Science, 1988.

MLA (9th ed.) Citation

Observe. MENSUAL-BIMENSUAL. Association Psychological Science, 1988.

Warning: These citations may not always be 100% accurate.