@book{49752,
	author = {Torres Morales, Oscar.},
	title = {Actividad de Bacillus thuringensis (Berliner) GM1. GM2. GM-7 - GM 19 sobre Heliothis viriscens (Fabricius)},
	publisher = {El autor,},
	year = {1985},
	address = {Marín, N.L. :}
}