Sweetman, H. L. (1958). The principles of biological control: Interrelation of hosts and pests and utilization in regulation of animal and plant populations (a rev. and extension of: The biological control of insects.). Brown.
Chicago Style (17th ed.) CitationSweetman, Harvey Leroy. The Principles of Biological Control: Interrelation of Hosts and Pests and Utilization in Regulation of Animal and Plant Populations. a rev. and extension of: The biological control of insects. Dubuque, Iowa: Brown, 1958.
MLA (9th ed.) CitationSweetman, Harvey Leroy. The Principles of Biological Control: Interrelation of Hosts and Pests and Utilization in Regulation of Animal and Plant Populations. a rev. and extension of: The biological control of insects. Brown, 1958.
Warning: These citations may not always be 100% accurate.