Venkatareddy, V., Ramamurthi, R., Venkataramanaiah, P., Raghavaiah, K., Murthy, M.S., Reddy, V.D., Haranath, V.B., Satyam, P. and Chandrasekharam, V. 1976. Sex-based differences of the gut and salivary gland indices in the Cockroach, Periplaneta americana. ENTOMON. 1, 2 (Dec. 1976), 159–161. DOI:https://doi.org/10.33307/entomon.v1i2.1142.