Παραπομπή APA

Leonard Robinson & Leonard Robinson. (1961). Modern poultry husbandry. Crosby lockwood and son ,old brompton road.

Παραπομπή Chicago Style

Leonard Robinson και Leonard Robinson. Modern Poultry Husbandry. Crosby lockwood and son ,old brompton road, 1961.

Παραπομπή MLA

Leonard Robinson και Leonard Robinson. Modern Poultry Husbandry. Crosby lockwood and son ,old brompton road, 1961.