Παραπομπή APA

Aikman, C. M. (1892). Farmyard manure: Its nature composition and treatement. Edinburgh ; London: William Blackwood.

Παραπομπή Chicago Style

Aikman, Charles Morton. Farmyard Manure: Its Nature Composition and Treatement. Edinburgh ; London: William Blackwood, 1892.

Παραπομπή MLA

Aikman, Charles Morton. Farmyard Manure: Its Nature Composition and Treatement. Edinburgh ; London: William Blackwood, 1892.

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