Gaya APA
Sykes, G., Skinner, F. (1973).
Actinomycetales : Characteristics and Practical Importance (Copy).
London:
Academic Press.
Gaya MLA
Sykes, G.., Skinner, F.A..
"Actinomycetales : Characteristics and Practical Importance".
Copy
London:
Academic Press,
1973.
Text.