APA (7th ed.) Citation

Mercado, B. L., & Manuel, J. S. (1977). Laboratory manual on tropical weed biology. University of the Philippines at Los Baños.

Chicago Style (17th ed.) Citation

Mercado, Beatriz L., and Juliana S. Manuel. Laboratory Manual on Tropical Weed Biology. College, Laguna: University of the Philippines at Los Baños, 1977.

MLA (9th ed.) Citation

Mercado, Beatriz L., and Juliana S. Manuel. Laboratory Manual on Tropical Weed Biology. University of the Philippines at Los Baños, 1977.