APA (7th ed.) Citation

Sabio, R. C. Optimum stratification sampling design for the estimation of coffee production in the Philippines.

Chicago Style (17th ed.) Citation

Sabio, Roberto C. Optimum Stratification Sampling Design for the Estimation of Coffee Production in the Philippines.

MLA (9th ed.) Citation

Sabio, Roberto C. Optimum Stratification Sampling Design for the Estimation of Coffee Production in the Philippines.

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