Here is how you probably will use that:
Code:
new id = is_module_loaded("cstrike")
if (id != -1) {
new name[32], author[31], version[10], status
get_module(id, name, 31, author, 31, version, 9, status)
server_print("Module ^"%s^" v%s by ^"%s^" is loaded", name, version, author)
}